Ulil Abshar-Abdalla (born 11 January 1967 in Pati, Central Java) is an Indonesian scholar affiliated to Jaringan Islam Liberal (Liberal Islam Network).
He comes from a family of Nahdlatul Ulama background: His father Abdullah Rifa'i is from pesantren Mansajul Ulum (Mansajul Ulum Islamic school) in Pati, Central Java, and he is married to the daughter of Mustofa Bisri, an Islamic cleric from Pesantren Raudlatut Talibin, Rembang, Central Java.