Family name อ (A 
, อ 
, Puakrai ) , throughout the world, is a prevalent cognomen. The cognomen อ is habitual in Venezuela, where it is a common surname, Indonesia, and Spain (explore the name in all countries). Not in comparison with a country's population, it is commonest in China, Indonesia, and India. More prevalently, อ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| A | Canada, India, Netherlands, Indonesia, China |
| อ, Puakrai, Pueaksri | Thailand |
Ach, Achinee, Achitsak, Achom, Achuang, Achue, Achueng, Adaporn, Aingsanoi, Ainthanit, Akrueng, Amboonthum, Amnoi, Amnoysit, Amnoysri, Amnuainaj, Amnuoy, Ampho, Amphoesri, Amphom, Amphonphnarat, Amphonsak, Amphonsin, Amphu, Amphuae, Amphuang, Amphucha, Amphun, Amphuon, Amphut, Amphwan, Amuai, Amuk, Amung, Anh, Ao, Aokhaw, Aokhum, Aonkhum, Aor, Aph, Arwornkhum, Asakhun, Asueree, Au, Aua, Audomphol, Aueak, Augkakorn, Augrit, Aukhao, Auksornpean, Aungphet, Aungsana, Aungsawad, Aungsawee, Aungsirin, Awgwaeg, Aworacha, Chalarmsak, Chatcharaphum, Chuadoem, Chuaklangyai, Chueakhaophim, Dooriyapranant, Injumsai, Kertburi, Khanetphuet, Khoenchai, Korchao, Korlaung, Kuaket, Kuakpetoon, Kuarung, Kuaseng, Launglue, Loangrahang, Luakha, Luakhumhan, Luaknara, Luam, Luaruang, Luay, Lueck, Lueng, Luenkhum, Luklerd, Maketrong, Meeraeng, Onkhum, Onklang, Onkliang, Onklieang, Onklom, Orf, Outhongmak, Phoo, Pitsak, Puakklom, Puakpralap, Puaksaard, Pueakchit, Pueakpongsai, Pueakratchaphi, Pueakthong, Puekplung, Pueksakhot, Pukhaw, Puklueng, Seangpor, Sorphuk, Sraprathum, Srapratoom, Suebsor, Suraphum, T, Torranee, Torrernkham, Trawilprawat, Tue, Tueab, Tueae, Tueakchaikum, Tueakham, Tueaktaw, Tueakthao, Tueatison, Tueayseechang, Tuegdee, Tuekdee, Tuekham, Tuekkaow, Tuekkhao, Tuekkhaow, Tuekkhram, Tueksawaeng, Tuektaloi, Tuepaeng, Tuepan, Tuepang, Tuepong, Tuey, Tueyos, Tueyot, Tueythong, Uamchaeng, Uaongsa, Uengsuebchua, Uengsuepchuea, Uroodong, Uyamakhot, Uyapitang, and Weangsamoot