diff --git a/tdesign-component/example/assets/api/input_api.md b/tdesign-component/example/assets/api/input_api.md
index 019509b1e..50c2a4c0a 100644
--- a/tdesign-component/example/assets/api/input_api.md
+++ b/tdesign-component/example/assets/api/input_api.md
@@ -37,6 +37,7 @@
 | leftLabelStyle | TextStyle? | - | 左侧标签样式 设置该值是若出现像素溢出，请设置letterSpacing: 0 |
 | maxLength | int? | 500 | 最大字数限制 |
 | maxLines | int? | 1 | 最大输入行数 |
+| minLines | int? | 1 | 最小输入行数 |
 | needClear | bool | true | 是否需要右侧按钮变为删除 |
 | obscureText | bool | false | 是否隐藏输入的文字，一般用在密码输入框中 |
 | onBtnTap | GestureTapCallback? | - | 右侧按钮点击 |
diff --git a/tdesign-component/example/assets/code/input._minLinesInput.txt b/tdesign-component/example/assets/code/input._minLinesInput.txt
new file mode 100644
index 000000000..fe2adcbcf
--- /dev/null
+++ b/tdesign-component/example/assets/code/input._minLinesInput.txt
@@ -0,0 +1,17 @@
+
+  Widget _minLinesInput(BuildContext context) {
+    return TInput(
+      leftLabel: '备注',
+      controller: controller[28],
+      hintText: '请输入至少两行高度的内容',
+      maxLines: 4,
+      minLines: 2,
+      onChanged: (text) {
+        setState(() {});
+      },
+      onClearTap: () {
+        controller[28].clear();
+        setState(() {});
+      },
+    );
+  }
diff --git a/tdesign-component/example/lib/page/t_input_page.dart b/tdesign-component/example/lib/page/t_input_page.dart
index 20545af89..d586fe78b 100644
--- a/tdesign-component/example/lib/page/t_input_page.dart
+++ b/tdesign-component/example/lib/page/t_input_page.dart
@@ -114,7 +114,8 @@ class _TInputViewPageState extends State<TInputViewPage> {
           ExampleItem(
               desc: '获取焦点时点击外部区域事件响应-onTapOutside', builder: _onTapOutside),
           ExampleItem(
-              desc: '设置contentPadding内容与分割线对齐', builder: _contentPadding)
+              desc: '设置contentPadding内容与分割线对齐', builder: _contentPadding),
+          ExampleItem(desc: '设置最小输入行数', builder: _minLinesInput),
         ],
       );
     };
@@ -973,6 +974,24 @@ class _TInputViewPageState extends State<TInputViewPage> {
     );
   }
 
+  @Demo(group: 'input')
+  Widget _minLinesInput(BuildContext context) {
+    return TInput(
+      leftLabel: '备注',
+      controller: controller[28],
+      hintText: '请输入至少两行高度的内容',
+      maxLines: 4,
+      minLines: 2,
+      onChanged: (text) {
+        setState(() {});
+      },
+      onClearTap: () {
+        controller[28].clear();
+        setState(() {});
+      },
+    );
+  }
+
   @Demo(group: 'input')
   Widget _autoHeightInput(BuildContext context) {
     return Column(
diff --git a/tdesign-component/lib/src/components/input/t_input.dart b/tdesign-component/lib/src/components/input/t_input.dart
index faab5c403..b3e5cc0b0 100644
--- a/tdesign-component/lib/src/components/input/t_input.dart
+++ b/tdesign-component/lib/src/components/input/t_input.dart
@@ -41,6 +41,7 @@ class TInput extends StatelessWidget {
     this.inputFormatters,
     this.inputDecoration,
     this.maxLines = 1,
+    this.minLines = 1,
     this.focusNode,
     this.controller,
     this.cursorColor,
@@ -124,6 +125,9 @@ class TInput extends StatelessWidget {
   /// 最大输入行数
   final int? maxLines;
 
+  /// 最小输入行数
+  final int? minLines;
+
   /// 获取或者取消焦点使用
   final FocusNode? focusNode;
 
@@ -417,6 +421,7 @@ class TInput extends StatelessWidget {
                       inputFormatters: inputFormatters,
                       inputDecoration: inputDecoration,
                       maxLines: maxLines,
+                      minLines: minLines,
                       maxLength: maxLength,
                       focusNode: focusNode,
                       isCollapsed: true,
@@ -656,6 +661,7 @@ class TInput extends StatelessWidget {
                         inputDecoration: inputDecoration,
                         isCollapsed: true,
                         maxLines: maxLines,
+                        minLines: minLines,
                         focusNode: focusNode,
                         hintTextStyle: hintTextStyle ??
                             TextStyle(
@@ -783,6 +789,7 @@ class TInput extends StatelessWidget {
                   [LengthLimitingTextInputFormatter(maxLength)],
               inputDecoration: inputDecoration,
               maxLines: maxLines,
+              minLines: minLines,
               focusNode: focusNode,
               hintTextStyle: hintTextStyle ??
                   TextStyle(color: TTheme.of(context).textColorPlaceholder),
@@ -872,6 +879,7 @@ class TInput extends StatelessWidget {
                     inputFormatters: inputFormatters,
                     inputDecoration: inputDecoration,
                     maxLines: maxLines,
+                    minLines: minLines,
                     focusNode: focusNode,
                     isCollapsed: true,
                     hintTextStyle: hintTextStyle ??
diff --git a/tdesign-component/test/t_input_test.dart b/tdesign-component/test/t_input_test.dart
new file mode 100644
index 000000000..503129aba
--- /dev/null
+++ b/tdesign-component/test/t_input_test.dart
@@ -0,0 +1,35 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:tdesign_flutter/tdesign_flutter.dart';
+
+Widget _buildTestApp(Widget child) {
+  return TTheme(
+    data: TThemeData.defaultData(),
+    child: MaterialApp(
+      home: Scaffold(
+        body: child,
+      ),
+    ),
+  );
+}
+
+void main() {
+  group('TInput', () {
+    testWidgets('透传 minLines 到内部 TextField', (tester) async {
+      await tester.pumpWidget(
+        _buildTestApp(
+          TInput(
+            leftLabel: '标签文字',
+            hintText: '请输入文字',
+            maxLines: 4,
+            minLines: 2,
+          ),
+        ),
+      );
+
+      final textField = tester.widget<TextField>(find.byType(TextField));
+      expect(textField.maxLines, 4);
+      expect(textField.minLines, 2);
+    });
+  });
+}
diff --git a/tdesign-site/src/input/README.md b/tdesign-site/src/input/README.md
index c66dd4440..567d61e2c 100644
--- a/tdesign-site/src/input/README.md
+++ b/tdesign-site/src/input/README.md
@@ -1052,6 +1052,7 @@ import 'package:tdesign_flutter/tdesign_flutter.dart';
 | leftLabelStyle | TextStyle? | - | 左侧标签样式 设置该值是若出现像素溢出，请设置letterSpacing: 0 |
 | maxLength | int? | 500 | 最大字数限制 |
 | maxLines | int? | 1 | 最大输入行数 |
+| minLines | int? | 1 | 最小输入行数 |
 | needClear | bool | true | 是否需要右侧按钮变为删除 |
 | obscureText | bool | false | 是否隐藏输入的文字，一般用在密码输入框中 |
 | onBtnTap | GestureTapCallback? | - | 右侧按钮点击 |