ITC Avant Garde Gothic supports up to 101 different languages such as Spanish, English, Portuguese, Russian, German, French, Turkish, Italian, Polish, Ukrainian, Uzbek, Kurdish (Latin), Azerbaijani (Latin), Azerbaijani (Cyrillic), Romanian, Dutch, Hungarian, Serbian (Latin), Serbian (Cyrillic), Czech, Kazakh (Latin), Swedish, Belarusian (Latin), Belarusian (Cyrillic), Croatian, Finnish, Slovak, Danish, Lithuanian, Latvian, Slovenian, Irish, Estonian, Basque, Icelandic, and Luxembourgian in Latin, Cyrillic, and other scripts.
Please note that not all languages are available for all formats.