diff --git a/Documentation~/zh/changelog.md b/Documentation~/zh/changelog.md
index 8795461a..6e0cadff 100644
--- a/Documentation~/zh/changelog.md
+++ b/Documentation~/zh/changelog.md
@@ -81,6 +81,7 @@ slug: /changelog
 
 ## master
 
+* (2026.06.03) 增加`Tooltip`通过`TitleLabelStyle`的`TextStyle`的`Alignment`设置标题的对齐方式 (#363)
 * (2026.05.25) 增加`DataZoom`的`filterAxisRange`设置坐标轴的范围计算是否受`DataZoom`的影响
 * (2026.05.23) 优化`DataZoom`的`Marquee`框选功能
 * (2026.05.23) 修复`DataZoom`内绘制的折线图可能会超出范围的问题
diff --git a/Runtime/Component/Tooltip/Tooltip.cs b/Runtime/Component/Tooltip/Tooltip.cs
index e17247b7..c1cb9428 100644
--- a/Runtime/Component/Tooltip/Tooltip.cs
+++ b/Runtime/Component/Tooltip/Tooltip.cs
@@ -155,7 +155,7 @@ namespace XCharts.Runtime
         [SerializeField]
         private List<LabelStyle> m_ContentLabelStyles = new List<LabelStyle>()
         {
-            new LabelStyle() { textPadding = new TextPadding(0, 5, 0, 0), textStyle = new TextStyle() { alignment = TextAnchor.MiddleCenter } },
+            new LabelStyle() { textPadding = new TextPadding(0, 5, 0, 0), textStyle = new TextStyle() { alignment = TextAnchor.MiddleLeft } },
             new LabelStyle() { textPadding = new TextPadding(0, 20, 0, 0), textStyle = new TextStyle() { alignment = TextAnchor.MiddleLeft } },
             new LabelStyle() { textPadding = new TextPadding(0, 0, 0, 0), textStyle = new TextStyle() { alignment = TextAnchor.MiddleRight } }
         };
diff --git a/Runtime/Component/Tooltip/TooltipView.cs b/Runtime/Component/Tooltip/TooltipView.cs
index 0ae78702..294f3691 100644
--- a/Runtime/Component/Tooltip/TooltipView.cs
+++ b/Runtime/Component/Tooltip/TooltipView.cs
@@ -260,6 +260,7 @@ namespace XCharts.Runtime
             view.layout.childControlWidth = false;
             view.layout.childForceExpandHeight = false;
             view.layout.childForceExpandWidth = false;
+            view.layout.childAlignment = tooltip.titleLabelStyle.textStyle.alignment;
             view.layout.padding = new RectOffset(tooltip.paddingLeftRight,
                 tooltip.paddingLeftRight,
                 tooltip.paddingTopBottom,