Boylan is an Irish surname. Notable people with the surname include:
Andrew Boylan, former Irish Fine Gael politicianBarbara Boylan, American dancerBlazes Boylan, a fictional character in James Joyce's novel UlyssesCharles Boylan, Canadian radio broadcasterClare Boylan, Irish author, journalist and criticGrace Duffie Boylan, American writerIola Boylan, fictional character on the television series Mama's FamilyJeanne Boylan, self-taught composite artistJennifer Finney Boylan, transgender American authorJim Boylan, American basketball coachJohn Boylan (record producer), American music producer and songwriterJohn Boylan (actor), actorJohn J. Boylan, US CongressmanLee Boylan, English footballerRoger Boylan, American writerSeán Boylan, retired Gaelic football managerLt. Col. Steven A. Boylan, spokesperson, US Army, IraqTerence Boylan, American singer/songwriter