Caballero

Etymology
From caballero:

Noun

 * 1) A horseman, particularly in the Latin American context

Thesaurus
Bayard, Casanova, Don Juan, Don Quixote, Gawain, Lancelot, Lothario, Ritter, Romeo, Sidney, Sir Galahad, amoroso, bachelor, banneret, baronet, beau, boyfriend, broncobuster, buckaroo, cavalier, cavaliere servente, cavalryman, chevalier, circus rider, companion, cowboy, cowgirl, cowpuncher, equestrian, equestrienne, esquire, fellow, flame, gallant, gaucho, gigolo, horse soldier, horseback rider, horsebacker, horseman, horsewoman, inamorato, jockey, knight, knight bachelor, knight banneret, knight baronet, knight-errant, lady-killer, love-maker, man, mounted policeman, necker, old man, petter, philanderer, postboy, postilion, puncher, rider, roughrider, seducer, sheik, squire, steeplechaser, sugar daddy, swain, trick rider, vaquero, young man