# Ÿ U+0178 LATIN CAPITAL LETTER Y WITH DIAERESIS

Capital Y with two dots above (diaeresis/umlaut), used in French names like L'Haÿ and in Igbo.

| | |
|---|---|
| Character | `Ÿ` |
| Codepoint | U+0178 |
| Name | LATIN CAPITAL LETTER Y WITH DIAERESIS |
| Block | [Latin Extended-A](https://unicodekit.com/block/latin-extended-a) |
| Script | Latin |
| Category | Uppercase Letter (Lu) |
| Unicode version | 1.1 |
| HTML | `Ÿ` `Ÿ` |
| CSS | `\178` |
| JavaScript | `\u0178` |
| UTF-8 | C5 B8 |
| UTF-16 | 0178 |
| Decomposition | canonical U+0059 U+0308 |

## Notes

- French, Igbo
- lowercase is 00FF

## Related characters

- ŷ [U+0177 LATIN SMALL LETTER Y WITH CIRCUMFLEX](https://unicodekit.com/char/0177)
- Ź [U+0179 LATIN CAPITAL LETTER Z WITH ACUTE](https://unicodekit.com/char/0179)
- Ŷ [U+0176 LATIN CAPITAL LETTER Y WITH CIRCUMFLEX](https://unicodekit.com/char/0176)
- ź [U+017A LATIN SMALL LETTER Z WITH ACUTE](https://unicodekit.com/char/017A)
- ŵ [U+0175 LATIN SMALL LETTER W WITH CIRCUMFLEX](https://unicodekit.com/char/0175)
- Ż [U+017B LATIN CAPITAL LETTER Z WITH DOT ABOVE](https://unicodekit.com/char/017B)
- Ŵ [U+0174 LATIN CAPITAL LETTER W WITH CIRCUMFLEX](https://unicodekit.com/char/0174)
- ż [U+017C LATIN SMALL LETTER Z WITH DOT ABOVE](https://unicodekit.com/char/017C)
- ų [U+0173 LATIN SMALL LETTER U WITH OGONEK](https://unicodekit.com/char/0173)
- Ž [U+017D LATIN CAPITAL LETTER Z WITH CARON](https://unicodekit.com/char/017D)
- Ų [U+0172 LATIN CAPITAL LETTER U WITH OGONEK](https://unicodekit.com/char/0172)
- ž [U+017E LATIN SMALL LETTER Z WITH CARON](https://unicodekit.com/char/017E)

Page: https://unicodekit.com/char/0178 · JSON: https://unicodekit.com/characters/0178