Globally, ฤทัยลักษณ์ (ฤทัยลักษณ์ 
, Ruethailak , Ruthailak) is a very rare dominantly feminine, but seldom masculine given name. The first name ฤทัยลักษณ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare dominantly feminine, but infrequently masculine name.