InTrong mosthầu languageshết thatcác usengôn thengữ Cyrillicdùng alphabetchữ –Kirin such– asnhư [[Ukrainian language|Ukrainian]], [[Belarusian language|Belarusian]], [[Russian language|Russian]], [[Serbian language|Serbian]], [[Macedonian language|Macedonian]] and [[Bulgarian language|Bulgarian]] – thechữ CyrillicА letterKirin Аthể representshiện thenguyên [[openâm centralmở unroundedgiữa vowel]]lưỡi không tròn môi {{IPA|/a/}}. In [[Ingush language|Ingush]] and [[Chechen language|Chechen]] the Cyrillic letter А represents both the [[open back unrounded vowel]] {{IPA|/ɑ/}} and the [[mid-central vowel]] {{IPA|/ə/}}. In [[Tuvan language|Tuvan]] the letter can be written as a [[double vowel]].<ref>{{cite web|url=http://www.omniglot.com/writing/tuvan.php|title=Tuvan language, alphabet and pronunciation|author=|date=|work=omniglot.com|accessdate=14 June 2016}}</ref><ref>{{cite web|url=https://books.google.com/books?id=jWwqAAAAQBAJ|title=Compendium of the World's Languages|first1=George L.|last1=Campbell|first2=Gareth|last2=King|date=24 July 2013|publisher=Routledge|accessdate=14 June 2016|via=Google Books}}</ref>
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*A a : [[A|Latin letter A]]
*Ă ă : [[Ă|Latin letter A with breve]], used in [[Romanian language]] and [[Vietnamesebảng languagechữ cái tiếng Việt]].
*Ä ä : [[Ä|Latin letter A with diaeresis]]
*Â â : [[Â|Latin letter A with circumflex]], after used in [[VietnameseBảng alphabetchữ cái tiếng Việt|Vietnamese]] letter 3rd.
