In the world, อยุธยา (อยุธยา 
, Ayud 
, Ayutthaya 
) is a rare dominantly male, but seldom female given name. The first name อยุธยา is characteristic of Thailand, where it is a rare primarily male, but scarcely female name, Saudi Arabia, where it is a rare boy's name, and Indonesia, where it is a very rare gender-neutral name. In absolute terms, it is the most numerous in Thailand, Indonesia, and India. More frequently, อยุธยา is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| อยุธยา | Thailand |
| Ayud | Saudi Arabia, Indonesia, Malaysia, Philippines, India |
| Ayutthaya | Germany, Australia, Thailand, United States, Philippines |
| Ayuthaya | Cambodia, Thailand, Brazil, Indonesia, United States |
Aayudhaya, Aryutwat, Ayabut, Ayamuang, Ayoruthai, Ayothai, Ayouampai, Ayubkhen, Ayudaya, Ayuddhaya, Ayudha, Ayudhay, Ayudhaya, Ayudhy, Ayudhya, Ayuditha, Ayudtaya, Ayudthaya, Ayudthya, Ayudya, Ayupkhan, Ayuta, Ayutasirigul, Ayutaya, Ayutha, Ayuthachol, Ayuthai, Ayuthakul, Ayuthtinee, Ayuthya, Ayutpon, Ayutta, Ayuttacorn, Ayuttagarn, Ayuttahaya, Ayuttaka, Ayuttakoon, Ayuttana, Ayuttanet, Ayuttasirikul, Ayuttaya, Ayutth, Ayuttha, Ayutthakorn, Ayutthata, Ayutthay, Ayutthya, Ayutyanon, Ayuwatthana, Ayuwuttanachai,
| หม่อมสุ่น คัคณางค์ ณ อยุธยา (b. 1859) |
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| รุ่งเรือง อิศรางกูร ณ อยุธยา Thai politician, TH (b. 1938) |
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| ขุนทอง อสุนี ณ อยุธยา Thai musician, TH (b. 1954) |
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| พงศ์พรหม สนิทวงศ์ ณ อยุธยา TH (b. 1962) |
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