diff --git a/core/core-frontend/src/views/chart/components/js/panel/charts/others/scatter-multi.ts b/core/core-frontend/src/views/chart/components/js/panel/charts/others/scatter-multi.ts
index 30c19bb9fb..054f817e2f 100644
--- a/core/core-frontend/src/views/chart/components/js/panel/charts/others/scatter-multi.ts
+++ b/core/core-frontend/src/views/chart/components/js/panel/charts/others/scatter-multi.ts
@@ -414,7 +414,10 @@ export class MultiScatter extends G2PlotChartView<ScatterOptions, G2Scatter> {
           const value = isTimeStr
             ? String(rawValue)
             : valueFormatter(parseFloat(String(rawValue)), formatter.formatterCfg)
-          const name = isEmpty(formatter.chartShowName) ? formatter.name : formatter.chartShowName
+          let name = isEmpty(formatter.chartShowName) ? formatter.name : formatter.chartShowName
+          if (fieldKey === 'x') {
+            name = xFieldName
+          }
           result.push({ color: pointColor, name, value, marker: true })
         })
         datum.dynamicTooltipValue?.forEach(item => {