Supporting Harem
A subtrope of the Harem genre. Usually a romantic comedy with one male protagonist, one female Love Interest, and a bunch of female side characters who also happen to be in love with the male protagonist (or at the least like him very much).
Jake: Dude, your Supporting Harem is huge!
Bob: I don't want a Harem! I'm a happily married man!
Bob: I don't want a Harem! I'm a happily married man!