So not sure how many posters here are Gargoyles fans, but before the 2006 comic revival, it was confirmed by Greg that Lexington is gay. Until then no further detail on a possible mate.
And while subject to change, a potential mate was introduced in the first revival. Spoilers at your own risk:
https://gargwiki.net/Staghart
Member of the London Clan that we didn't see in M.I.A.. And he wants to be referred to as Amp, which Lexington agreed to.
Mythology gag infant as in the original comedy pitch for Gargoyles, Lexington's counterpart was a gargoyle named Amp who was like him personality wise while looking like Brooklyn.
Amalgam Universe resident Born in 82.