diff --git a/src/Http/Routing/src/Builder/EndpointRouteBuilderExtensions.cs b/src/Http/Routing/src/Builder/EndpointRouteBuilderExtensions.cs
index 058304686084..ae05e8132bbe 100644
--- a/src/Http/Routing/src/Builder/EndpointRouteBuilderExtensions.cs
+++ b/src/Http/Routing/src/Builder/EndpointRouteBuilderExtensions.cs
@@ -29,27 +29,27 @@ public static class EndpointRouteBuilderExtensions
     private static readonly string[] PatchVerb = new[] { HttpMethods.Patch };
 
     /// <summary>
-    /// Creates a <see cref="GroupRouteBuilder"/> for defining endpoints all prefixed with the specified <paramref name="prefix"/>.
+    /// Creates a <see cref="RouteGroupBuilder"/> for defining endpoints all prefixed with the specified <paramref name="prefix"/>.
     /// </summary>
     /// <param name="endpoints">The <see cref="IEndpointRouteBuilder"/> to add the group to.</param>
     /// <param name="prefix">The pattern that prefixes all routes in this group.</param>
     /// <returns>
-    /// A <see cref="GroupRouteBuilder"/> that is both an <see cref="IEndpointRouteBuilder"/> and an <see cref="IEndpointConventionBuilder"/>.
+    /// A <see cref="RouteGroupBuilder"/> that is both an <see cref="IEndpointRouteBuilder"/> and an <see cref="IEndpointConventionBuilder"/>.
     /// The same builder can be used to add endpoints with the given <paramref name="prefix"/>, and to customize those endpoints using conventions.
     /// </returns>
-    public static GroupRouteBuilder MapGroup(this IEndpointRouteBuilder endpoints, string prefix) =>
+    public static RouteGroupBuilder MapGroup(this IEndpointRouteBuilder endpoints, string prefix) =>
         endpoints.MapGroup(RoutePatternFactory.Parse(prefix ?? throw new ArgumentNullException(nameof(prefix))));
 
     /// <summary>
-    /// Creates a <see cref="GroupRouteBuilder"/> for defining endpoints all prefixed with the specified <paramref name="prefix"/>.
+    /// Creates a <see cref="RouteGroupBuilder"/> for defining endpoints all prefixed with the specified <paramref name="prefix"/>.
     /// </summary>
     /// <param name="endpoints">The <see cref="IEndpointRouteBuilder"/> to add the group to.</param>
     /// <param name="prefix">The pattern that prefixes all routes in this group.</param>
     /// <returns>
-    /// A <see cref="GroupRouteBuilder"/> that is both an <see cref="IEndpointRouteBuilder"/> and an <see cref="IEndpointConventionBuilder"/>.
+    /// A <see cref="RouteGroupBuilder"/> that is both an <see cref="IEndpointRouteBuilder"/> and an <see cref="IEndpointConventionBuilder"/>.
     /// The same builder can be used to add endpoints with the given <paramref name="prefix"/>, and to customize those endpoints using conventions.
     /// </returns>
-    public static GroupRouteBuilder MapGroup(this IEndpointRouteBuilder endpoints, RoutePattern prefix)
+    public static RouteGroupBuilder MapGroup(this IEndpointRouteBuilder endpoints, RoutePattern prefix)
     {
         ArgumentNullException.ThrowIfNull(endpoints, nameof(endpoints));
         ArgumentNullException.ThrowIfNull(prefix, nameof(prefix));
@@ -525,7 +525,7 @@ private static RouteHandlerBuilder Map(
 
         var fullPattern = pattern;
 
-        if (endpoints is GroupRouteBuilder group)
+        if (endpoints is RouteGroupBuilder group)
         {
             fullPattern = RoutePatternFactory.Combine(group.GroupPrefix, pattern);
         }
diff --git a/src/Http/Routing/src/PublicAPI.Unshipped.txt b/src/Http/Routing/src/PublicAPI.Unshipped.txt
index 632d25fbd8af..8b6001429465 100644
--- a/src/Http/Routing/src/PublicAPI.Unshipped.txt
+++ b/src/Http/Routing/src/PublicAPI.Unshipped.txt
@@ -1,11 +1,11 @@
 #nullable enable
 Microsoft.AspNetCore.Http.RouteHandlerFilterExtensions
-Microsoft.AspNetCore.Routing.GroupRouteBuilder
-Microsoft.AspNetCore.Routing.GroupRouteBuilder.GroupPrefix.get -> Microsoft.AspNetCore.Routing.Patterns.RoutePattern!
+Microsoft.AspNetCore.Routing.RouteGroupBuilder
+Microsoft.AspNetCore.Routing.RouteGroupBuilder.GroupPrefix.get -> Microsoft.AspNetCore.Routing.Patterns.RoutePattern!
 Microsoft.AspNetCore.Routing.RouteOptions.SetParameterPolicy(string! token, System.Type! type) -> void
 Microsoft.AspNetCore.Routing.RouteOptions.SetParameterPolicy<T>(string! token) -> void
-static Microsoft.AspNetCore.Builder.EndpointRouteBuilderExtensions.MapGroup(this Microsoft.AspNetCore.Routing.IEndpointRouteBuilder! endpoints, Microsoft.AspNetCore.Routing.Patterns.RoutePattern! prefix) -> Microsoft.AspNetCore.Routing.GroupRouteBuilder!
-static Microsoft.AspNetCore.Builder.EndpointRouteBuilderExtensions.MapGroup(this Microsoft.AspNetCore.Routing.IEndpointRouteBuilder! endpoints, string! prefix) -> Microsoft.AspNetCore.Routing.GroupRouteBuilder!
+static Microsoft.AspNetCore.Builder.EndpointRouteBuilderExtensions.MapGroup(this Microsoft.AspNetCore.Routing.IEndpointRouteBuilder! endpoints, Microsoft.AspNetCore.Routing.Patterns.RoutePattern! prefix) -> Microsoft.AspNetCore.Routing.RouteGroupBuilder!
+static Microsoft.AspNetCore.Builder.EndpointRouteBuilderExtensions.MapGroup(this Microsoft.AspNetCore.Routing.IEndpointRouteBuilder! endpoints, string! prefix) -> Microsoft.AspNetCore.Routing.RouteGroupBuilder!
 static Microsoft.AspNetCore.Builder.EndpointRouteBuilderExtensions.MapPatch(this Microsoft.AspNetCore.Routing.IEndpointRouteBuilder! endpoints, string! pattern, System.Delegate! handler) -> Microsoft.AspNetCore.Builder.RouteHandlerBuilder!
 static Microsoft.AspNetCore.Builder.EndpointRouteBuilderExtensions.MapPatch(this Microsoft.AspNetCore.Routing.IEndpointRouteBuilder! endpoints, string! pattern, Microsoft.AspNetCore.Http.RequestDelegate! requestDelegate) -> Microsoft.AspNetCore.Builder.IEndpointConventionBuilder!
 override Microsoft.AspNetCore.Routing.RouteValuesAddress.ToString() -> string?
diff --git a/src/Http/Routing/src/GroupRouteBuilder.cs b/src/Http/Routing/src/RouteGroupBuilder.cs
similarity index 95%
rename from src/Http/Routing/src/GroupRouteBuilder.cs
rename to src/Http/Routing/src/RouteGroupBuilder.cs
index 054cdc8a0018..8ac12cafd18f 100644
--- a/src/Http/Routing/src/GroupRouteBuilder.cs
+++ b/src/Http/Routing/src/RouteGroupBuilder.cs
@@ -13,7 +13,7 @@ namespace Microsoft.AspNetCore.Routing;
 /// and <see cref="IEndpointConventionBuilder"/> interfaces. This can be used to add endpoints with the given <see cref="GroupPrefix"/>,
 /// and to customize those endpoints using conventions.
 /// </summary>
-public sealed class GroupRouteBuilder : IEndpointRouteBuilder, IEndpointConventionBuilder
+public sealed class RouteGroupBuilder : IEndpointRouteBuilder, IEndpointConventionBuilder
 {
     private readonly IEndpointRouteBuilder _outerEndpointRouteBuilder;
     private readonly RoutePattern _pattern;
@@ -21,12 +21,12 @@ public sealed class GroupRouteBuilder : IEndpointRouteBuilder, IEndpointConventi
     private readonly List<EndpointDataSource> _dataSources = new();
     private readonly List<Action<EndpointBuilder>> _conventions = new();
 
-    internal GroupRouteBuilder(IEndpointRouteBuilder outerEndpointRouteBuilder, RoutePattern pattern)
+    internal RouteGroupBuilder(IEndpointRouteBuilder outerEndpointRouteBuilder, RoutePattern pattern)
     {
         _outerEndpointRouteBuilder = outerEndpointRouteBuilder;
         _pattern = pattern;
 
-        if (outerEndpointRouteBuilder is GroupRouteBuilder outerGroup)
+        if (outerEndpointRouteBuilder is RouteGroupBuilder outerGroup)
         {
             GroupPrefix = RoutePatternFactory.Combine(outerGroup.GroupPrefix, pattern);
         }
@@ -39,7 +39,7 @@ internal GroupRouteBuilder(IEndpointRouteBuilder outerEndpointRouteBuilder, Rout
     }
 
     /// <summary>
-    /// The <see cref="RoutePattern"/> prefixing all endpoints defined using this <see cref="GroupRouteBuilder"/>.
+    /// The <see cref="RoutePattern"/> prefixing all endpoints defined using this <see cref="RouteGroupBuilder"/>.
     /// This accounts for nested groups and gives the full group prefix, not just the prefix supplied to the last call to
     /// <see cref="EndpointRouteBuilderExtensions.MapGroup(IEndpointRouteBuilder, RoutePattern)"/>.
     /// </summary>
@@ -54,9 +54,9 @@ internal GroupRouteBuilder(IEndpointRouteBuilder outerEndpointRouteBuilder, Rout
 
     private sealed class GroupDataSource : EndpointDataSource
     {
-        private readonly GroupRouteBuilder _groupRouteBuilder;
+        private readonly RouteGroupBuilder _groupRouteBuilder;
 
-        public GroupDataSource(GroupRouteBuilder groupRouteBuilder)
+        public GroupDataSource(RouteGroupBuilder groupRouteBuilder)
         {
             _groupRouteBuilder = groupRouteBuilder;
         }