U+2021
| OS | Layout | Shortcut |
|---|---|---|
| Windows(you) | Us | AltGr + Shift + T |
| Windows | Uk | AltGr + Shift + T |
| Windows | German | AltGr + Shift + T |
| macOS | Us | Option + Shift + 7 |
| macOS | Uk | Option + Shift + T |
| macOS | German | Option + Shift + T |
The double dagger (diesis) is the third footnote symbol, used after the asterisk (*) and dagger (†).
Used as a third-level footnote marker. Also used in some academic and legal texts to reference specific annotations.