A variant transcription of Asto is Astu.
Asto is uncommon as a baby name for boys. It is not listed within the top 1000 names.
Baby names that sound like Asto include Aashit, Achyut (Indian), Adao (Portuguese and Spanish), Adão (Portuguese), Adie (Scottish and English), Ado, Aguste, Agustí (Catalan), Ajeet (Arabic, English, and Indian), Ajeit, Ajit (Indian), Ajith (Indian), Ajwad (Arabic), Akshat, As'ad, Asaad (Arabic), Asad (Arabic, English, and Urdu), Ascot, Ascott, and Assad.
† approx English pronunciation for Asto: AH as in "mud (M.AH.D)" ; S as in "see (S.IY)" ; T as in "tee (T.IY)" ; OW as in "oak (OW.K)"