| U+ | art-254 |
| 01D9 | |
| Unicode Character Names | art-315 | LATIN CAPITAL LETTER U DIAERESIS HACEK |
| Unicode Character Names | art-315 | LATIN CAPITAL LETTER U WITH DIAERESIS AND CARON |
| American English | eng-004 | LATIN CAPITAL LETTER U WITH DIAERESIS AND HACEK |
| français | fra-000 | LETTRE MAJUSCULE LATINE U TRÉMA ET CARON |