diff --git a/examples/WireMock.Net.ConsoleApplication/MainApp.cs b/examples/WireMock.Net.ConsoleApplication/MainApp.cs
index 1174af95..dd33505e 100644
--- a/examples/WireMock.Net.ConsoleApplication/MainApp.cs
+++ b/examples/WireMock.Net.ConsoleApplication/MainApp.cs
@@ -81,8 +81,29 @@ namespace WireMock.Net.ConsoleApplication
                     .WithParam("$filter", "(substringof(Code, 'WA')")
                     .UsingGet())
                 .RespondWith(Response.Create()
+                    .WithHeader("Content-Type", "application/json")
                     .WithBody(@"{ ""result"": ""odata""}"));
 
+            server
+                .Given(Request
+                    .Create()
+                    .WithPath(new WildcardMatcher("/param2", true))
+                    .WithParam("key", "test")
+                    .UsingGet())
+                .RespondWith(Response.Create()
+                    .WithHeader("Content-Type", "application/json")
+                    .WithBodyAsJson(new { result = "param2" }));
+
+            server
+                .Given(Request
+                    .Create()
+                    .WithPath(new WildcardMatcher("/param3", true))
+                    .WithParam("key", new WildcardMatcher("t*"))
+                    .UsingGet())
+                .RespondWith(Response.Create()
+                    .WithHeader("Content-Type", "application/json")
+                    .WithBodyAsJson(new { result = "param3" }));
+
             server
                 .Given(Request.Create().WithPath("/headers", "/headers_test").UsingPost().WithHeader("Content-Type", "application/json*"))
                 .RespondWith(Response.Create()
diff --git a/src/WireMock.Net/Admin/Mappings/ParamModel.cs b/src/WireMock.Net/Admin/Mappings/ParamModel.cs
index d118c734..1fe25043 100644
--- a/src/WireMock.Net/Admin/Mappings/ParamModel.cs
+++ b/src/WireMock.Net/Admin/Mappings/ParamModel.cs
@@ -1,4 +1,4 @@
-using System.Collections.Generic;
+// using System.Collections.Generic;
 
 namespace WireMock.Admin.Mappings
 {
@@ -12,10 +12,15 @@ namespace WireMock.Admin.Mappings
         /// </summary>
         public string Name { get; set; }
 
+        ///// <summary>
+        ///// Gets or sets the values.
+        ///// </summary>
+        //public IList<string> Values { get; set; }
+
         /// <summary>
-        /// Gets or sets the values.
+        /// Gets or sets the matchers.
         /// </summary>
-        public IList<string> Values { get; set; }
+        public MatcherModel[] Matchers { get; set; }
 
         ///// <summary>
         ///// Gets or sets the functions.
diff --git a/src/WireMock.Net/Matchers/Request/RequestMessageParamMatcher.cs b/src/WireMock.Net/Matchers/Request/RequestMessageParamMatcher.cs
index be6fcee5..47b4fe74 100644
--- a/src/WireMock.Net/Matchers/Request/RequestMessageParamMatcher.cs
+++ b/src/WireMock.Net/Matchers/Request/RequestMessageParamMatcher.cs
@@ -25,16 +25,16 @@ namespace WireMock.Matchers.Request
         public string Key { get; }
 
         /// <summary>
-        /// The values
+        /// The matchers.
         /// </summary>
-        public IEnumerable<string> Values { get; }
+        public IReadOnlyList<IStringMatcher> Matchers { get; }
 
         /// <summary>
         /// Initializes a new instance of the <see cref="RequestMessageParamMatcher"/> class.
         /// </summary>
         /// <param name="matchBehaviour">The match behaviour.</param>
         /// <param name="key">The key.</param>
-        public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, [NotNull] string key) : this(matchBehaviour, key, null)
+        public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, [NotNull] string key) : this(matchBehaviour, key, (IStringMatcher[])null)
         {
         }
 
@@ -44,13 +44,23 @@ namespace WireMock.Matchers.Request
         /// <param name="matchBehaviour">The match behaviour.</param>
         /// <param name="key">The key.</param>
         /// <param name="values">The values.</param>
-        public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, [NotNull] string key, [CanBeNull] IEnumerable<string> values)
+        public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, [NotNull] string key, [CanBeNull] string[] values) : this(matchBehaviour, key, values?.Select(value => new ExactMatcher(matchBehaviour, value)).Cast<IStringMatcher>().ToArray())
+        {
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="RequestMessageParamMatcher"/> class.
+        /// </summary>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <param name="key">The key.</param>
+        /// <param name="matchers">The matchers.</param>
+        public RequestMessageParamMatcher(MatchBehaviour matchBehaviour, [NotNull] string key, [CanBeNull] IStringMatcher[] matchers)
         {
             Check.NotNull(key, nameof(key));
 
             _matchBehaviour = matchBehaviour;
             Key = key;
-            Values = values;
+            Matchers = matchers;
         }
 
         /// <summary>
@@ -78,21 +88,33 @@ namespace WireMock.Matchers.Request
                 return MatchScores.ToScore(requestMessage.Query != null && Funcs.Any(f => f(requestMessage.Query)));
             }
 
-            var values = requestMessage.GetParameter(Key);
-            if (values == null)
+            WireMockList<string> valuesPresentInRequestMessage = requestMessage.GetParameter(Key);
+            if (valuesPresentInRequestMessage == null)
             {
-                // Key is not present, just return Mismatch
+                // Key is not present at all, just return Mismatch
                 return MatchScores.Mismatch;
             }
 
-            if (values.Count == 0 && (Values == null || !Values.Any()))
+            if (Matchers != null && Matchers.Any())
             {
-                // Key is present, but no values or null, just return Perfect
+                // Matchers are defined, just use the matchers to calculate the match score.
+                var scores = new List<double>();
+                foreach (string valuePresentInRequestMessage in valuesPresentInRequestMessage)
+                {
+                    double score = Matchers.Max(m => m.IsMatch(valuePresentInRequestMessage));
+                    scores.Add(score);
+                }
+
+                return scores.Any() ? scores.Average() : MatchScores.Mismatch;
+            }
+
+            if (Matchers == null || !Matchers.Any())
+            {
+                // Matchers are null or not defined, and Key is present, just return Perfect.
                 return MatchScores.Perfect;
             }
 
-            var matches = Values.Select(v => values.Contains(v));
-            return MatchScores.ToScore(matches);
+            return MatchScores.Mismatch;
         }
     }
 }
\ No newline at end of file
diff --git a/src/WireMock.Net/RequestBuilders/IParamsRequestBuilder.cs b/src/WireMock.Net/RequestBuilders/IParamsRequestBuilder.cs
index 0194de0c..ddb21610 100644
--- a/src/WireMock.Net/RequestBuilders/IParamsRequestBuilder.cs
+++ b/src/WireMock.Net/RequestBuilders/IParamsRequestBuilder.cs
@@ -27,6 +27,14 @@ namespace WireMock.RequestBuilders
         /// <returns>The <see cref="IRequestBuilder"/>.</returns>
         IRequestBuilder WithParam([NotNull] string key, [CanBeNull] params string[] values);
 
+        /// <summary>
+        /// WithParam: matching on key and matchers.
+        /// </summary>
+        /// <param name="key">The key.</param>
+        /// <param name="matchers">The matchers.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithParam([NotNull] string key, [CanBeNull] params IStringMatcher[] matchers);
+
         /// <summary>
         /// WithParam: matching on key, values and matchBehaviour.
         /// </summary>
@@ -36,6 +44,15 @@ namespace WireMock.RequestBuilders
         /// <returns>The <see cref="IRequestBuilder"/>.</returns>
         IRequestBuilder WithParam([NotNull] string key, MatchBehaviour matchBehaviour, [CanBeNull] params string[] values);
 
+        /// <summary>
+        /// WithParam: matching on key, matchers and matchBehaviour.
+        /// </summary>
+        /// <param name="key">The key.</param>
+        /// <param name="matchers">The matchers.</param>
+        /// <param name="matchBehaviour">The match behaviour.</param>
+        /// <returns>The <see cref="IRequestBuilder"/>.</returns>
+        IRequestBuilder WithParam([NotNull] string key, MatchBehaviour matchBehaviour, [CanBeNull] params IStringMatcher[] matchers);
+
         /// <summary>
         /// WithParam: matching on functions.
         /// </summary>
diff --git a/src/WireMock.Net/RequestBuilders/Request.cs b/src/WireMock.Net/RequestBuilders/Request.cs
index 2cb36900..787c2179 100644
--- a/src/WireMock.Net/RequestBuilders/Request.cs
+++ b/src/WireMock.Net/RequestBuilders/Request.cs
@@ -306,6 +306,12 @@ namespace WireMock.RequestBuilders
             return WithParam(key, MatchBehaviour.AcceptOnMatch, values);
         }
 
+        /// <inheritdoc cref="IParamsRequestBuilder.WithParam(string, IStringMatcher[])"/>
+        public IRequestBuilder WithParam(string key, params IStringMatcher[] matchers)
+        {
+            return WithParam(key, MatchBehaviour.AcceptOnMatch, matchers);
+        }
+
         /// <inheritdoc cref="IParamsRequestBuilder.WithParam(string, MatchBehaviour, string[])"/>
         public IRequestBuilder WithParam(string key, MatchBehaviour matchBehaviour, params string[] values)
         {
@@ -315,6 +321,15 @@ namespace WireMock.RequestBuilders
             return this;
         }
 
+        /// <inheritdoc cref="IParamsRequestBuilder.WithParam(string, MatchBehaviour, IStringMatcher[])"/>
+        public IRequestBuilder WithParam(string key, MatchBehaviour matchBehaviour, params IStringMatcher[] matchers)
+        {
+            Check.NotNull(key, nameof(key));
+
+            _requestMatchers.Add(new RequestMessageParamMatcher(matchBehaviour, key, matchers));
+            return this;
+        }
+
         /// <inheritdoc cref="IParamsRequestBuilder.WithParam(Func{IDictionary{string, WireMockList{string}}, bool}[])"/>
         public IRequestBuilder WithParam(params Func<IDictionary<string, WireMockList<string>>, bool>[] funcs)
         {
diff --git a/src/WireMock.Net/Serialization/MappingConverter.cs b/src/WireMock.Net/Serialization/MappingConverter.cs
index 26c4b948..6f7d6c9b 100644
--- a/src/WireMock.Net/Serialization/MappingConverter.cs
+++ b/src/WireMock.Net/Serialization/MappingConverter.cs
@@ -71,7 +71,7 @@ namespace WireMock.Serialization
                     Params = paramsMatchers != null && paramsMatchers.Any() ? paramsMatchers.Select(pm => new ParamModel
                     {
                         Name = pm.Key,
-                        Values = pm.Values?.ToList()
+                        Matchers = MatcherMapper.Map(pm.Matchers)
                         //Funcs = Map(pm.Funcs)
                     }).ToList() : null,
 
diff --git a/src/WireMock.Net/Server/FluentMockServer.Admin.cs b/src/WireMock.Net/Server/FluentMockServer.Admin.cs
index 1401bf9b..13aecb41 100644
--- a/src/WireMock.Net/Server/FluentMockServer.Admin.cs
+++ b/src/WireMock.Net/Server/FluentMockServer.Admin.cs
@@ -618,9 +618,9 @@ namespace WireMock.Server
 
             if (requestModel.Params != null)
             {
-                foreach (var paramModel in requestModel.Params)
+                foreach (var paramModel in requestModel.Params.Where(c => c.Matchers != null))
                 {
-                    requestBuilder = paramModel.Values == null ? requestBuilder.WithParam(paramModel.Name) : requestBuilder.WithParam(paramModel.Name, paramModel.Values.ToArray());
+                    requestBuilder = requestBuilder.WithParam(paramModel.Name, paramModel.Matchers.Select(MatcherMapper.Map).Cast<IStringMatcher>().ToArray());
                 }
             }
 
diff --git a/test/WireMock.Net.Tests/RequestMatchers/RequestMessageParamMatcherTests.cs b/test/WireMock.Net.Tests/RequestMatchers/RequestMessageParamMatcherTests.cs
index fa119662..e464bc8b 100644
--- a/test/WireMock.Net.Tests/RequestMatchers/RequestMessageParamMatcherTests.cs
+++ b/test/WireMock.Net.Tests/RequestMatchers/RequestMessageParamMatcherTests.cs
@@ -9,7 +9,7 @@ namespace WireMock.Net.Tests.RequestMatchers
     public class RequestMessageParamMatcherTests
     {
         [Fact]
-        public void RequestMessageParamMatcher_GetMatchingScore_AllMatch()
+        public void RequestMessageParamMatcher_GetMatchingScore_KeyWithValuesPresentInUrl_MatchExactOnStringValues()
         {
             // Assign
             var requestMessage = new RequestMessage(new Uri("http://localhost?key=test1,test2"), "GET", "127.0.0.1");
@@ -24,7 +24,22 @@ namespace WireMock.Net.Tests.RequestMatchers
         }
 
         [Fact]
-        public void RequestMessageParamMatcher_GetMatchingScore_PartialMatch()
+        public void RequestMessageParamMatcher_GetMatchingScore_KeyWithValuesPresentInUrl_MatchExactOnExactMatchers()
+        {
+            // Assign
+            var requestMessage = new RequestMessage(new Uri("http://localhost?key=test1,test2"), "GET", "127.0.0.1");
+            var matcher = new RequestMessageParamMatcher(MatchBehaviour.AcceptOnMatch, "key", new IStringMatcher[] { new ExactMatcher("test1"), new ExactMatcher("test2") });
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(1.0d);
+        }
+
+        [Fact]
+        public void RequestMessageParamMatcher_GetMatchingScore_KeyWithValuesPresentInUrl_MatchOnKeyWithValues_PartialMatch()
         {
             // Assign
             var requestMessage = new RequestMessage(new Uri("http://localhost?key=test0,test2"), "GET", "127.0.0.1");
@@ -39,7 +54,7 @@ namespace WireMock.Net.Tests.RequestMatchers
         }
 
         [Fact]
-        public void RequestMessageParamMatcher_GetMatchingScore_OnlyKeyPresent()
+        public void RequestMessageParamMatcher_GetMatchingScore_OnlyKeyPresentInUrl_MatchOnKeyWithValues_Fails()
         {
             // Assign
             var requestMessage = new RequestMessage(new Uri("http://localhost?key"), "GET", "127.0.0.1");
@@ -54,7 +69,7 @@ namespace WireMock.Net.Tests.RequestMatchers
         }
 
         [Fact]
-        public void RequestMessageParamMatcher_GetMatchingScore_OnlyKeyPresent_WithNull()
+        public void RequestMessageParamMatcher_GetMatchingScore_OnlyKeyPresentInUrl_MatchOnKey()
         {
             // Assign
             var requestMessage = new RequestMessage(new Uri("http://localhost?key"), "GET", "127.0.0.1");
@@ -69,7 +84,7 @@ namespace WireMock.Net.Tests.RequestMatchers
         }
 
         [Fact]
-        public void RequestMessageParamMatcher_GetMatchingScore_OnlyKeyPresent_WithEmptyArray()
+        public void RequestMessageParamMatcher_GetMatchingScore_OnlyKeyPresentInUrl_MatchOnKeyWithEmptyArray()
         {
             // Assign
             var requestMessage = new RequestMessage(new Uri("http://localhost?key"), "GET", "127.0.0.1");
@@ -82,5 +97,20 @@ namespace WireMock.Net.Tests.RequestMatchers
             // Assert
             Check.That(score).IsEqualTo(1.0d);
         }
+
+        [Fact]
+        public void RequestMessageParamMatcher_GetMatchingScore_KeyWithValuePresentInUrl_MatchOnKey()
+        {
+            // Assign
+            var requestMessage = new RequestMessage(new Uri("http://localhost?key=frank@contoso.com"), "GET", "127.0.0.1");
+            var matcher = new RequestMessageParamMatcher(MatchBehaviour.AcceptOnMatch, "key");
+
+            // Act
+            var result = new RequestMatchResult();
+            double score = matcher.GetMatchingScore(requestMessage, result);
+
+            // Assert
+            Check.That(score).IsEqualTo(1.0d);
+        }
     }
 }
\ No newline at end of file