| U+ | art-254 |
| 0150 | |
| Unicode Character Names | art-315 | LATIN CAPITAL LETTER O DOUBLE ACUTE |
| Unicode Character Names | art-315 | LATIN CAPITAL LETTER O WITH DOUBLE ACUTE |
| American English | eng-004 | LATIN CAPITAL LETTER O WITH DOUBLE ACUTE |
| français | fra-000 | LETTRE MAJUSCULE LATINE O DOUBLE ACCENT AIGU |