diff --git a/common/changes/@microsoft/tsdoc/default-value-inline-content_2024-09-12-09-25.json b/common/changes/@microsoft/tsdoc/default-value-inline-content_2024-09-12-09-25.json
new file mode 100644
index 00000000..d0c6e57b
--- /dev/null
+++ b/common/changes/@microsoft/tsdoc/default-value-inline-content_2024-09-12-09-25.json
@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@microsoft/tsdoc",
+      "comment": "Ensure TSDocEmitter does not emit a newline for the text after `@defaultValue` tags.",
+      "type": "patch"
+    }
+  ],
+  "packageName": "@microsoft/tsdoc"
+}
\ No newline at end of file
diff --git a/tsdoc/src/emitters/TSDocEmitter.ts b/tsdoc/src/emitters/TSDocEmitter.ts
index 298146a9..1d2d5e6f 100644
--- a/tsdoc/src/emitters/TSDocEmitter.ts
+++ b/tsdoc/src/emitters/TSDocEmitter.ts
@@ -102,7 +102,10 @@ export class TSDocEmitter {
         this._ensureLineSkipped();
         this._renderNode(docBlock.blockTag);
 
-        if (docBlock.blockTag.tagNameWithUpperCase === StandardTags.returns.tagNameWithUpperCase) {
+        if (
+          docBlock.blockTag.tagNameWithUpperCase === StandardTags.returns.tagNameWithUpperCase ||
+          docBlock.blockTag.tagNameWithUpperCase === StandardTags.defaultValue.tagNameWithUpperCase
+        ) {
           this._writeContent(' ');
           this._hangingParagraph = true;
         }
diff --git a/tsdoc/src/emitters/__tests__/TSDocEmitter.test.ts b/tsdoc/src/emitters/__tests__/TSDocEmitter.test.ts
index 5216452a..055e9315 100644
--- a/tsdoc/src/emitters/__tests__/TSDocEmitter.test.ts
+++ b/tsdoc/src/emitters/__tests__/TSDocEmitter.test.ts
@@ -84,6 +84,7 @@ test('02 Emit a basic comment', () => {
  * line1
  * line2
  * \`\`\`
+ * @defaultValue value
  *
  * @public @readonly
  */
@@ -114,6 +115,8 @@ Object {
  * line2
  * \`\`\`
  *
+ * @defaultValue value
+ *
  * @public @readonly
  */
 ",