diff --git a/.chronus/changes/add-name-and-namespace-to-array-2024-5-13-1-59-45.md b/.chronus/changes/add-name-and-namespace-to-array-2024-5-13-1-59-45.md
new file mode 100644
index 0000000000..4ae3dc76d1
--- /dev/null
+++ b/.chronus/changes/add-name-and-namespace-to-array-2024-5-13-1-59-45.md
@@ -0,0 +1,8 @@
+---
+# Change versionKind to one of: internal, fix, dependencies, feature, deprecation, breaking
+changeKind: feature
+packages:
+  - "@azure-tools/typespec-client-generator-core"
+---
+
+Add `name` and `tspNamespace` to `SdkArrayType`
diff --git a/packages/typespec-client-generator-core/src/interfaces.ts b/packages/typespec-client-generator-core/src/interfaces.ts
index 0810f32b26..d0e015161f 100644
--- a/packages/typespec-client-generator-core/src/interfaces.ts
+++ b/packages/typespec-client-generator-core/src/interfaces.ts
@@ -225,6 +225,8 @@ export interface SdkDurationType extends SdkTypeBase {
 
 export interface SdkArrayType extends SdkTypeBase {
   kind: "array";
+  name: string;
+  tspNamespace?: string;
   valueType: SdkType;
 }
 
diff --git a/packages/typespec-client-generator-core/src/types.ts b/packages/typespec-client-generator-core/src/types.ts
index 18f9e7617f..76489d382e 100644
--- a/packages/typespec-client-generator-core/src/types.ts
+++ b/packages/typespec-client-generator-core/src/types.ts
@@ -292,13 +292,15 @@ export function getSdkArrayOrDictWithDiagnostics(
           keyType: diagnostics.pipe(
             getClientTypeWithDiagnostics(context, type.indexer.key, operation)
           ),
-          valueType,
+          valueType: valueType,
         });
       } else if (name === "integer") {
         // only array's index key name is integer
         return diagnostics.wrap({
           ...getSdkTypeBaseHelper(context, type, "array"),
-          valueType,
+          name: getLibraryName(context, type),
+          tspNamespace: getNamespaceHelper(type.namespace),
+          valueType: valueType,
         });
       }
     }
diff --git a/packages/typespec-client-generator-core/test/types/array-types.test.ts b/packages/typespec-client-generator-core/test/types/array-types.test.ts
index 34461e903e..87f5efc9db 100644
--- a/packages/typespec-client-generator-core/test/types/array-types.test.ts
+++ b/packages/typespec-client-generator-core/test/types/array-types.test.ts
@@ -1,3 +1,4 @@
+import { AzureCoreTestLibrary } from "@azure-tools/typespec-azure-core/testing";
 import { ok, strictEqual } from "assert";
 import { beforeEach, describe, it } from "vitest";
 import { SdkTestRunner, createSdkTestRunner } from "../test-host.js";
@@ -11,16 +12,16 @@ describe("typespec-client-generator-core: array types", () => {
 
   it("use model is to represent array", async () => {
     await runner.compile(`
-        @service({})
-        namespace TestClient {
-          model TestModel {
-            prop: string;
-          }
-          model TestArray is TestModel[];
-
-          op get(): TestArray;
+      @service({})
+      namespace TestClient {
+        model TestModel {
+          prop: string;
         }
-      `);
+        model TestArray is TestModel[];
+
+        op get(): TestArray;
+      }
+    `);
     const models = runner.context.experimental_sdkPackage.models;
     strictEqual(models.length, 1);
     const model = models[0];
@@ -32,7 +33,65 @@ describe("typespec-client-generator-core: array types", () => {
     ok(method);
     strictEqual(method.response.kind, "method");
     strictEqual(method.response.type?.kind, "array");
+    strictEqual(method.response.type?.name, "TestArray");
+    strictEqual(method.response.type?.tspNamespace, "TestClient");
     strictEqual(method.response.type?.valueType.kind, "model");
     strictEqual(method.response.type?.valueType.name, "TestModel");
   });
+
+  it("EmbeddingVector from azure-core", async () => {
+    const runnerWithCore = await createSdkTestRunner({
+      librariesToAdd: [AzureCoreTestLibrary],
+      autoUsings: ["Azure.Core"],
+      "filter-out-core-models": false,
+      emitterName: "@azure-tools/typespec-java",
+    });
+    await runnerWithCore.compileWithBuiltInAzureCoreService(`
+      @service({})
+      namespace TestClient {
+        model ModelWithEmbeddingVector {
+          prop: EmbeddingVector<int32>;
+        }
+
+        op get(): ModelWithEmbeddingVector;
+      }
+    `);
+    const models = runnerWithCore.context.experimental_sdkPackage.models;
+    strictEqual(models.length, 1);
+    const model = models[0];
+    const property = model.properties[0];
+    strictEqual(property.type.kind, "array");
+    strictEqual(property.type.name, "EmbeddingVector");
+    strictEqual(property.type.tspNamespace, "Azure.Core");
+    strictEqual(property.type.valueType.kind, "int32");
+  });
+
+  it("alias of EmbeddingVector", async () => {
+    const runnerWithCore = await createSdkTestRunner({
+      librariesToAdd: [AzureCoreTestLibrary],
+      autoUsings: ["Azure.Core"],
+      "filter-out-core-models": false,
+      emitterName: "@azure-tools/typespec-java",
+    });
+    await runnerWithCore.compileWithBuiltInAzureCoreService(`
+      @service({})
+      namespace TestClient {
+        alias MyEmbeddingVector = EmbeddingVector<int32>;
+
+        model ModelWithEmbeddingVector {
+          prop: MyEmbeddingVector;
+        }
+
+        op get(): ModelWithEmbeddingVector;
+      }
+    `);
+    const models = runnerWithCore.context.experimental_sdkPackage.models;
+    strictEqual(models.length, 1);
+    const model = models[0];
+    const property = model.properties[0];
+    strictEqual(property.type.kind, "array");
+    strictEqual(property.type.name, "EmbeddingVector");
+    strictEqual(property.type.tspNamespace, "Azure.Core");
+    strictEqual(property.type.valueType.kind, "int32");
+  });
 });