diff --git a/change/office-ui-fabric-react-2019-07-09-16-44-29-tooltipHover.json b/change/office-ui-fabric-react-2019-07-09-16-44-29-tooltipHover.json
new file mode 100644
index 00000000000000..417caa9497e44e
--- /dev/null
+++ b/change/office-ui-fabric-react-2019-07-09-16-44-29-tooltipHover.json
@@ -0,0 +1,8 @@
+{
+  "comment": "Tooltip: Fixing 'persist on scroll' issues.",
+  "type": "patch",
+  "packageName": "office-ui-fabric-react",
+  "email": "humbertomakotomorimoto@gmail.com",
+  "commit": "eca43a063b66456426959e89bc1c32df7de9fc67",
+  "date": "2019-07-09T23:44:29.420Z"
+}
diff --git a/packages/office-ui-fabric-react/src/components/Callout/CalloutContent.base.tsx b/packages/office-ui-fabric-react/src/components/Callout/CalloutContent.base.tsx
index 274a40d54b9040..f3e94ee39c59a2 100644
--- a/packages/office-ui-fabric-react/src/components/Callout/CalloutContent.base.tsx
+++ b/packages/office-ui-fabric-react/src/components/Callout/CalloutContent.base.tsx
@@ -332,8 +332,8 @@ export class CalloutContentBase extends React.Component<ICalloutProps, ICalloutS
       this._disposables.push(
         on(this._targetWindow, 'scroll', this._dismissOnScroll, true),
         on(this._targetWindow, 'resize', this._dismissOnResize, true),
-        on(this._targetWindow.document.documentElement as any, 'focus', this._dismissOnLostFocus, true), // FABRIC7TODO remove any
-        on(this._targetWindow.document.documentElement as any, 'click', this._dismissOnLostFocus, true) // FABRIC7TODO remove any
+        on(this._targetWindow.document.documentElement, 'focus', this._dismissOnLostFocus, true),
+        on(this._targetWindow.document.documentElement, 'click', this._dismissOnLostFocus, true)
       );
       this._hasListeners = true;
     }, 0);
diff --git a/packages/office-ui-fabric-react/src/components/Tooltip/TooltipHost.base.tsx b/packages/office-ui-fabric-react/src/components/Tooltip/TooltipHost.base.tsx
index f97bcb167f5ab8..77d637cfad4722 100644
--- a/packages/office-ui-fabric-react/src/components/Tooltip/TooltipHost.base.tsx
+++ b/packages/office-ui-fabric-react/src/components/Tooltip/TooltipHost.base.tsx
@@ -93,11 +93,13 @@ export class TooltipHostBase extends BaseComponent<ITooltipHostProps, ITooltipHo
             directionalHint={directionalHint}
             directionalHintForRTL={directionalHintForRTL}
             calloutProps={assign({}, calloutProps, {
+              onDismiss: this._hideTooltip,
               onMouseEnter: this._onTooltipMouseEnter,
               onMouseLeave: this._onTooltipMouseLeave
             })}
             onMouseEnter={this._onTooltipMouseEnter}
             onMouseLeave={this._onTooltipMouseLeave}
+            onWheel={this._hideTooltip}
             {...getNativeProps(this.props, divProperties)}
             {...tooltipProps}
           />