Gilligan rhymes with:
collagen, o'callaghan, ocallaghan, barragan, bernhagen, buddenhagen, collagen, ellenbogen, finnegan, flanagan, flannagan, gruenhagen, hashagen, horrigan, imogen, kernigan, levenhagen, mcclenaghan, mcgettigan, o'callaghan, ocallaghan, oregon, sahagun, steffenhagen, sternhagen, traphagen, verhagen
Gilligan sounds like:
galgano, galligan, gehlhausen, gholson, gilkeson, gilkison, gillikin, gillison, gillson, gilson, glacken, glackin, glasheen, glassman, glasson, glaucoma, gleason, gleeson, glickman, glicksman, glisson, glossman, glosson, gluckman, glucksman, glucosamine, gluskin, glycine, glycogen, golisano, golson, gullickson, gullikson