diff --git a/docs/src/test-api/class-test.md b/docs/src/test-api/class-test.md
index f60e63a5a8181..57517fd5b5d54 100644
--- a/docs/src/test-api/class-test.md
+++ b/docs/src/test-api/class-test.md
@@ -1850,6 +1850,12 @@ Specifies a custom location for the step to be shown in test reports and trace v
 
 Arbitrary serializable parameters describing the step. They are reported to the reporters as `testStep.params` and are shown in the trace viewer.
 
+### option: Test.step.subtitle
+* since: v1.64
+- `subtitle` <[string]>
+
+Step subtitle that complements the title, for example the target of the step. It is reported to the reporters as `testStep.subtitle` and is shown next to the title in test reports and the trace viewer.
+
 ## async method: Test.step.skip
 * since: v1.50
 - returns: <[void]>
@@ -1903,6 +1909,12 @@ Specifies a custom location for the step to be shown in test reports and trace v
 
 Arbitrary serializable parameters describing the step. They are reported to the reporters as `testStep.params` and are shown in the trace viewer.
 
+### option: Test.step.skip.subtitle
+* since: v1.64
+- `subtitle` <[string]>
+
+Step subtitle that complements the title, for example the target of the step. It is reported to the reporters as `testStep.subtitle` and is shown next to the title in test reports and the trace viewer.
+
 ### option: Test.step.skip.timeout
 * since: v1.50
 - `timeout` <[float]>
diff --git a/docs/src/test-reporter-api/class-teststep.md b/docs/src/test-reporter-api/class-teststep.md
index 64df4d6989b2b..bcad398970749 100644
--- a/docs/src/test-reporter-api/class-teststep.md
+++ b/docs/src/test-reporter-api/class-teststep.md
@@ -112,8 +112,8 @@ User-friendly test step title, for example `Click` or `Navigate`.
 
 User-friendly test step subtitle that complements the title, when available. For Playwright API
 calls, it is the target locator or the navigation url. For example, a `Click` step has the clicked
-locator as a subtitle. User interfaces typically render the subtitle next to the title or on a
-separate line.
+locator as a subtitle. [`method: Test.step`] steps carry the subtitle passed by the test author.
+User interfaces typically render the subtitle next to the title or on a separate line.
 
 ```js
 // title `Click`, subtitle `getByRole('button')`
@@ -121,6 +121,11 @@ await page.getByRole('button').click();
 
 // title `Navigate`, subtitle `example.com/index.html`
 await page.goto('https://example.com/index.html');
+
+// title `Add to cart`, subtitle `SKU 42`
+await test.step('Add to cart', async () => {
+  // ...
+}, { subtitle: 'SKU 42' });
 ```
 
 ## method: TestStep.titlePath
diff --git a/packages/playwright/src/common/testType.ts b/packages/playwright/src/common/testType.ts
index 81eb262f6d5c7..43d028bdf93a6 100644
--- a/packages/playwright/src/common/testType.ts
+++ b/packages/playwright/src/common/testType.ts
@@ -274,12 +274,12 @@ export class TestTypeImpl {
     suite._use.push({ fixtures, location });
   }
 
-  async _step<T>(expectation: 'pass'|'skip', title: string, body: (step: TestStepInfo) => T | Promise<T>, options: {box?: boolean, location?: Location, timeout?: number, params?: Record<string, any> } = {}): Promise<T> {
+  async _step<T>(expectation: 'pass'|'skip', title: string, body: (step: TestStepInfo) => T | Promise<T>, options: {box?: boolean, location?: Location, timeout?: number, params?: Record<string, any>, subtitle?: string } = {}): Promise<T> {
     const testInfo = currentTestInfo();
     if (!testInfo)
       throw new Error(`test.step() can only be called from a test`);
     await testInfo._onUserStepBegin?.(title);
-    const step = testInfo._addStep({ category: 'test.step', title, location: options.location, box: options.box, params: options.params });
+    const step = testInfo._addStep({ category: 'test.step', title, subtitle: options.subtitle, location: options.location, box: options.box, params: options.params });
     return await currentZone().with('stepZone', step).run(async () => {
       try {
         let result: Awaited<ReturnType<typeof raceAgainstDeadline<T>>> | undefined = undefined;
diff --git a/packages/playwright/types/test.d.ts b/packages/playwright/types/test.d.ts
index 040450342836f..907a6dae7d170 100644
--- a/packages/playwright/types/test.d.ts
+++ b/packages/playwright/types/test.d.ts
@@ -6727,7 +6727,7 @@ export interface TestType<TestArgs extends {}, WorkerArgs extends {}> {
      * @param body Step body.
      * @param options
      */
-    <T>(title: string, body: (step: TestStepInfo) => T | Promise<T>, options?: { box?: boolean, location?: Location, timeout?: number, params?: { [key: string]: any } }): Promise<T>;
+    <T>(title: string, body: (step: TestStepInfo) => T | Promise<T>, options?: { box?: boolean, location?: Location, timeout?: number, params?: { [key: string]: any }, subtitle?: string }): Promise<T>;
     /**
      * Mark a test step as "skip" to temporarily disable its execution, useful for steps that are currently failing and
      * planned for a near-term fix. Playwright will not run the step. See also
@@ -6755,7 +6755,7 @@ export interface TestType<TestArgs extends {}, WorkerArgs extends {}> {
      * @param body Step body.
      * @param options
      */
-    skip(title: string, body: (step: TestStepInfo) => any | Promise<any>, options?: { box?: boolean, location?: Location, timeout?: number, params?: { [key: string]: any } }): Promise<void>;
+    skip(title: string, body: (step: TestStepInfo) => any | Promise<any>, options?: { box?: boolean, location?: Location, timeout?: number, params?: { [key: string]: any }, subtitle?: string }): Promise<void>;
   }
   /**
    * `expect` function can be used to create test assertions. Read more about [test assertions](https://playwright.dev/docs/test-assertions).
diff --git a/packages/playwright/types/testReporter.d.ts b/packages/playwright/types/testReporter.d.ts
index a3f5327d4725c..a7962739df19e 100644
--- a/packages/playwright/types/testReporter.d.ts
+++ b/packages/playwright/types/testReporter.d.ts
@@ -921,8 +921,9 @@ export interface TestStep {
 
   /**
    * User-friendly test step subtitle that complements the title, when available. For Playwright API calls, it is the
-   * target locator or the navigation url. For example, a `Click` step has the clicked locator as a subtitle. User
-   * interfaces typically render the subtitle next to the title or on a separate line.
+   * target locator or the navigation url. For example, a `Click` step has the clicked locator as a subtitle.
+   * [test.step(title, body[, options])](https://playwright.dev/docs/api/class-test#test-step) steps carry the subtitle
+   * passed by the test author. User interfaces typically render the subtitle next to the title or on a separate line.
    *
    * ```js
    * // title `Click`, subtitle `getByRole('button')`
@@ -930,6 +931,11 @@ export interface TestStep {
    *
    * // title `Navigate`, subtitle `example.com/index.html`
    * await page.goto('https://example.com/index.html');
+   *
+   * // title `Add to cart`, subtitle `SKU 42`
+   * await test.step('Add to cart', async () => {
+   *   // ...
+   * }, { subtitle: 'SKU 42' });
    * ```
    *
    */
diff --git a/tests/playwright-test/playwright.trace.spec.ts b/tests/playwright-test/playwright.trace.spec.ts
index 354d022290374..093f61597ab9b 100644
--- a/tests/playwright-test/playwright.trace.spec.ts
+++ b/tests/playwright-test/playwright.trace.spec.ts
@@ -1553,3 +1553,19 @@ test('should record step params in trace', async ({ runInlineTest }, testInfo) =
   expect(actionByTitle('my step').params).toEqual({ foo: 'bar' });
   expect(actionByTitle('Expect "toBe"').params).toEqual({ expected: '1' });
 });
+
+test('should record step subtitle in trace', async ({ runInlineTest }, testInfo) => {
+  const result = await runInlineTest({
+    'a.spec.ts': `
+      import { test, expect } from '@playwright/test';
+      test('pass', async ({}) => {
+        await test.step('my step', async () => {}, { subtitle: 'my subtitle' });
+      });
+    `,
+  }, { trace: 'on' });
+
+  expect(result.exitCode).toBe(0);
+  expect(result.passed).toBe(1);
+  const trace = await parseTrace(testInfo.outputPath('test-results', 'a-pass', 'trace.zip'));
+  expect(trace.model.actions.find(a => a.title === 'my step')!.subtitle).toBe('my subtitle');
+});
diff --git a/tests/playwright-test/reporter-blob.spec.ts b/tests/playwright-test/reporter-blob.spec.ts
index 25a6c659aa4fd..d6899c520409b 100644
--- a/tests/playwright-test/reporter-blob.spec.ts
+++ b/tests/playwright-test/reporter-blob.spec.ts
@@ -1277,7 +1277,7 @@ test('preserve step params', async ({ runInlineTest, mergeReports }) => {
       import { test, expect } from '@playwright/test';
       test('test 1', async ({ page }) => {
         await page.goto('about:blank');
-        await test.step('my step', async () => {}, { params: { foo: 'bar', count: 7 } });
+        await test.step('my step', async () => {}, { subtitle: 'my subtitle', params: { foo: 'bar', count: 7 } });
       });
     `,
   };
@@ -1286,7 +1286,7 @@ test('preserve step params', async ({ runInlineTest, mergeReports }) => {
   expect(exitCode).toBe(0);
   expect(outputLines).toEqual([
     `Navigate about:blank | {"url":"about:blank"}`,
-    `my step | {"foo":"bar","count":7}`,
+    `my step my subtitle | {"foo":"bar","count":7}`,
   ]);
 });
 
diff --git a/tests/playwright-test/reporter-html.spec.ts b/tests/playwright-test/reporter-html.spec.ts
index b4e06167548a6..5a0b7f59c80fd 100644
--- a/tests/playwright-test/reporter-html.spec.ts
+++ b/tests/playwright-test/reporter-html.spec.ts
@@ -960,6 +960,24 @@ for (const useIntermediateMergeReport of [true, false] as const) {
       await expect(page.locator('.step-subtitle .step-title-highlight')).toHaveText(['#target']);
     });
 
+    test('should render test.step subtitle', async ({ runInlineTest, page, showReport }) => {
+      const result = await runInlineTest({
+        'a.test.js': `
+          import { test, expect } from '@playwright/test';
+          test('has steps', async ({}) => {
+            await test.step('Add to cart', async () => {}, { subtitle: 'SKU 42' });
+          });
+        `,
+      }, { reporter: 'dot,html' }, { PLAYWRIGHT_HTML_OPEN: 'never' });
+      expect(result.exitCode).toBe(0);
+      expect(result.passed).toBe(1);
+
+      await showReport();
+      await page.getByRole('link', { name: 'has steps' }).click();
+      await expect(page.locator('.step-title-container', { hasText: 'Add to cart' })).toHaveAttribute('aria-label', 'Add to cart SKU 42');
+      await expect(page.locator('.step-subtitle')).toHaveText('SKU 42');
+    });
+
     test('should show step snippets from non-root', async ({ runInlineTest, page, showReport }) => {
       const result = await runInlineTest({
         'playwright.config.js': `
diff --git a/tests/playwright-test/test-step.spec.ts b/tests/playwright-test/test-step.spec.ts
index ce57fb3b17bc4..af90f0215dbbf 100644
--- a/tests/playwright-test/test-step.spec.ts
+++ b/tests/playwright-test/test-step.spec.ts
@@ -1899,6 +1899,38 @@ test('should report step params', async ({ runInlineTest }) => {
   ]);
 });
 
+test('should report step subtitle', async ({ runInlineTest }) => {
+  const result = await runInlineTest({
+    'reporter.ts': `
+      import type { Reporter, TestCase, TestResult, TestStep } from '@playwright/test/reporter';
+      export default class MyReporter implements Reporter {
+        onStepEnd(test: TestCase, result: TestResult, step: TestStep) {
+          if (step.category === 'test.step')
+            console.log('%%' + step.title + ' | ' + step.subtitle);
+        }
+      }
+    `,
+    'playwright.config.ts': `
+      module.exports = { reporter: './reporter' };
+    `,
+    'a.test.ts': `
+      import { test, expect } from '@playwright/test';
+      test('pass', async ({}) => {
+        await test.step('my step', async () => {}, { subtitle: 'my subtitle' });
+        await test.step.skip('skipped step', async () => {}, { subtitle: 'skipped subtitle' });
+        await test.step('plain step', async () => {});
+      });
+    `
+  }, { reporter: '' });
+
+  expect(result.exitCode).toBe(0);
+  expect(result.outputLines).toEqual([
+    `my step | my subtitle`,
+    `skipped step | skipped subtitle`,
+    `plain step | undefined`,
+  ]);
+});
+
 test('should report input step params', async ({ runInlineTest }) => {
   const result = await runInlineTest({
     'reporter.ts': `
diff --git a/utils/generate_types/overrides-test.d.ts b/utils/generate_types/overrides-test.d.ts
index e7de7655c4c52..90a983fdcea29 100644
--- a/utils/generate_types/overrides-test.d.ts
+++ b/utils/generate_types/overrides-test.d.ts
@@ -197,8 +197,8 @@ export interface TestType<TestArgs extends {}, WorkerArgs extends {}> {
   afterAll(title: string, inner: (args: TestArgs & WorkerArgs, testInfo: TestInfo) => Promise<any> | any): void;
   use(fixtures: Fixtures<{}, {}, TestArgs, WorkerArgs>): void;
   step: {
-    <T>(title: string, body: (step: TestStepInfo) => T | Promise<T>, options?: { box?: boolean, location?: Location, timeout?: number, params?: { [key: string]: any } }): Promise<T>;
-    skip(title: string, body: (step: TestStepInfo) => any | Promise<any>, options?: { box?: boolean, location?: Location, timeout?: number, params?: { [key: string]: any } }): Promise<void>;
+    <T>(title: string, body: (step: TestStepInfo) => T | Promise<T>, options?: { box?: boolean, location?: Location, timeout?: number, params?: { [key: string]: any }, subtitle?: string }): Promise<T>;
+    skip(title: string, body: (step: TestStepInfo) => any | Promise<any>, options?: { box?: boolean, location?: Location, timeout?: number, params?: { [key: string]: any }, subtitle?: string }): Promise<void>;
   }
   expect: Expect<{}>;
   extend<T extends {}, W extends {} = {}>(fixtures: Fixtures<T, W, TestArgs, WorkerArgs>): TestType<TestArgs & T, WorkerArgs & W>;