| Name | Description | Type | Package | Framework |
| MultiButtonUI | A multiplexing UI used to combine ButtonUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiColorChooserUI | A multiplexing UI used to combine ColorChooserUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiComboBoxUI | A multiplexing UI used to combine ComboBoxUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiDesktopIconUI | A multiplexing UI used to combine DesktopIconUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiDesktopPaneUI | A multiplexing UI used to combine DesktopPaneUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiFileChooserUI | A multiplexing UI used to combine FileChooserUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiInternalFrameUI | A multiplexing UI used to combine InternalFrameUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiLabelUI | A multiplexing UI used to combine LabelUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiListUI | A multiplexing UI used to combine ListUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiLookAndFeel | A multiplexing look and feel that allows more than one UI to be associated with a component at the same time. | Class | javax.swing.plaf.multi | Java SE |
| MultiMenuBarUI | A multiplexing UI used to combine MenuBarUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiMenuItemUI | A multiplexing UI used to combine MenuItemUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiOptionPaneUI | A multiplexing UI used to combine OptionPaneUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiPanelUI | A multiplexing UI used to combine PanelUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiPopupMenuUI | A multiplexing UI used to combine PopupMenuUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiProgressBarUI | A multiplexing UI used to combine ProgressBarUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiRootPaneUI | A multiplexing UI used to combine RootPaneUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiScrollBarUI | A multiplexing UI used to combine ScrollBarUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiScrollPaneUI | A multiplexing UI used to combine ScrollPaneUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiSeparatorUI | A multiplexing UI used to combine SeparatorUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiSliderUI | A multiplexing UI used to combine SliderUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiSpinnerUI | A multiplexing UI used to combine SpinnerUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiSplitPaneUI | A multiplexing UI used to combine SplitPaneUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiTabbedPaneUI | A multiplexing UI used to combine TabbedPaneUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiTableHeaderUI | A multiplexing UI used to combine TableHeaderUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiTableUI | A multiplexing UI used to combine TableUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiTextUI | A multiplexing UI used to combine TextUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiToolBarUI | A multiplexing UI used to combine ToolBarUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiToolTipUI | A multiplexing UI used to combine ToolTipUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiTreeUI | A multiplexing UI used to combine TreeUIs. | Class | javax.swing.plaf.multi | Java SE |
| MultiViewportUI | A multiplexing UI used to combine ViewportUIs. | Class | javax.swing.plaf.multi | Java SE |