Althoff rhymes with:
osthoff, aschoff, berghof, berghoff, bischoff, bishoff, butenhoff, dayhoff, dehoff, egelhoff, fetterhoff, freehoff, kallhoff, kaufhof, kerkhoff, kirchhoff, kirchoff, ladehoff, langhoff, lehnhoff, mehlhoff, meyerhoff, niehoff, osthoff, schulhof, verhoff