| U+ | art-254 |
| 0344 | |
| Unicode Character Names | art-315 | COMBINING GREEK DIALYTIKA TONOS |
| Unicode Character Names | art-315 | GREEK NON-SPACING DIAERESIS TONOS |
| American English | eng-004 | COMBINING GREEK DIALYTIKA TONOS |
| français | fra-000 | DIACRITIQUE GREC DIALYTIKA TONOS |
| français | fra-000 | DIACRITIQUE GREC TRÉMA ACCENT |