"one who recruits" in any sense, 1760s, agent noun from recruit (v.). Earlier "an additional member of parliament" (1690s).
Entries linking to recruiter
recruit v.
1630s, "to strengthen, reinforce, repair by fresh supplies," from French recruter (17c.), from recrute "a levy, a recruit" (see recruit (n.)). The sense of "to enlist new soldiers" is attested from 1650s, hence "gain new supplies" of anything, for any purpose (by 1660s); specifically of student athletes by 1913. Of troop units or classes, "supply with new men, reinforce," 1770s. Related: Recruited; recruiting.