diff --git a/CHANGELOG-EN.md b/CHANGELOG-EN.md
index 9c32cd1b..f16fbe19 100644
--- a/CHANGELOG-EN.md
+++ b/CHANGELOG-EN.md
@@ -31,6 +31,7 @@
 
 ## Latest
 
+* (2021.02.21) Added `Tooltip` parameter `ignoreDataShow`
 * (2021.02.19) Fixed an issue where charts could appear abnormal when under `LayoutGroup` control #121
 * (2021.02.18) Fixed an issue where the `Radar` could not refresh itself after parameter changing #122
 
@@ -47,7 +48,7 @@
 * (2021.01.21) Release `v2.0.0-preview.2` version
 * (2021.01.21) Fixed an error about `AxisTick` in `Inpsector`
 * (2021.01.21) Fixed a build compatibility error
-* (2021.01.19) Add `XChartsSettings` `editorShowAllListData` parameter to configure whether to display all the list's data in Inspector
+* (2021.01.19) Added `XChartsSettings` `editorShowAllListData` parameter to configure whether to display all the list's data in Inspector
 
 ## v2.0.0-preview.1
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3dc954bd..31fb5da6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,6 +31,7 @@
 
 ## Latest
 
+* (2021.02.21) 增加`Tooltip`的`ignoreDataShow`参数
 * (2021.02.19) 修复图表在`LayoutGroup`控制下时可能显示错乱的问题 #121
 * (2021.02.18) 修复`Radar`参数变更后无法自刷新的问题 #122
 
diff --git a/Documentation/XCharts配置项手册.md b/Documentation/XCharts配置项手册.md
index e62d4d71..97930fd4 100644
--- a/Documentation/XCharts配置项手册.md
+++ b/Documentation/XCharts配置项手册.md
@@ -231,7 +231,8 @@
 * `paddingLeftRight`：文字和边框的左右边距。
 * `paddingTopBottom`：文字和边框的上下边距。
 * `backgroundImage`：提示框的背景图。
-* `ignoreDataDefaultContent`：被忽略数据的默认显示字符信息。
+* `ignoreDataShow`：`(since v2.0.1)`是否显示忽略数据在`tooltip`上。 [defaut: `false`]。
+* `ignoreDataDefaultContent`：忽略数据的默认显示字符信息。
 * `alwayShow`：是否触发后一直显示。
 * `offset`：`(since v1.5.3)`提示框相对于鼠标位置的偏移。
 
diff --git a/Documentation/xcharts-configuration-EN.md b/Documentation/xcharts-configuration-EN.md
index 825f60f0..b1f21691 100644
--- a/Documentation/xcharts-configuration-EN.md
+++ b/Documentation/xcharts-configuration-EN.md
@@ -235,6 +235,7 @@ Tooltip component.
 * `paddingLeftRight`: the text padding of left and right. [defaut: `5f`].
 * `paddingTopBottom`: the text padding of top and bottom. [defaut: `5f`].
 * `backgroundImage`: The image of icon.
+* `ignoreDataShow`: Whether to show ignored data on tooltip. [defaut: `false`].
 * `ignoreDataDefaultContent`: The default display character information for ignored data.
 * `alwayShow`: Whether to trigger after always display.
 * `offset`: `(since v1.5.3)`The position offset of tooltip relative to the mouse position.
diff --git a/Runtime/Component/Main/Tooltip.cs b/Runtime/Component/Main/Tooltip.cs
index 9833b8dc..162d6def 100644
--- a/Runtime/Component/Main/Tooltip.cs
+++ b/Runtime/Component/Main/Tooltip.cs
@@ -60,6 +60,7 @@ namespace XCharts
         [SerializeField] private string m_NumericFormatter = "";
         [SerializeField] private float m_PaddingLeftRight = 5f;
         [SerializeField] private float m_PaddingTopBottom = 5f;
+        [SerializeField] private bool m_IgnoreDataShow = false;
         [SerializeField] private string m_IgnoreDataDefaultContent = "-";
         [SerializeField] private bool m_AlwayShow = false;
         [SerializeField] private Vector2 m_Offset = new Vector2(18f, -25f);
@@ -185,6 +186,11 @@ namespace XCharts
         /// </summary>
         public float paddingTopBottom { get { return m_PaddingTopBottom; } set { m_PaddingTopBottom = value; } }
         /// <summary>
+        /// Whether to show ignored data on tooltip.
+        /// 是否显示忽略数据在tooltip上。
+        /// </summary>
+        public bool ignoreDataShow { get { return m_IgnoreDataShow; } set { m_IgnoreDataShow = value; } }
+        /// <summary>
         /// The default display character information for ignored data.
         /// 被忽略数据的默认显示字符信息。
         /// </summary>
diff --git a/Runtime/Internal/Helper/TooltipHelper.cs b/Runtime/Internal/Helper/TooltipHelper.cs
index a80853a0..75ebaa4f 100644
--- a/Runtime/Internal/Helper/TooltipHelper.cs
+++ b/Runtime/Internal/Helper/TooltipHelper.cs
@@ -106,7 +106,7 @@ namespace XCharts
         public static void InitRadarTooltip(ref StringBuilder sb, Tooltip tooltip, Serie serie, Radar radar,
             ChartTheme theme)
         {
-            if(radar == null) return;
+            if (radar == null) return;
             if (!serie.show) return;
             if (tooltip.runtimeGridIndex >= 0) return;
             if (serie.radarIndex != radar.index) return;
@@ -206,7 +206,7 @@ namespace XCharts
                         .Append(ChartCached.FloatToStr(yValue, numericFormatter)).Append("]");
                 }
             }
-            else
+            else if (!isIngore || (isIngore && tooltip.ignoreDataShow))
             {
                 var valueTxt = isIngore ? tooltip.ignoreDataDefaultContent :
                     ChartCached.FloatToStr(yValue, numericFormatter);