What pokemon can learn thief in pokemon platinum?

Answer 1

Pokemon that learn thief leveling up are mightyena and kecleon. Pokemon that can learn it via TM are butterfree, beedrill, pidgey, pidgeotto, pidgeot, rattata, raticate, spearow, fearow, ekans, arbok, raichu, sandshrew, sandslash, nidoran(female),nidorina, nidoqueen, nidoran(male), nidorino, nidoking, zubat, golbat, paras, parasect, venonaut, venomoth, diglett, dugtrio, meowth, Persian, mankey, primape, growlithe, arcanine, poliwag, poliwhirl, poliwrath, Abra, kadabra, alakazam, machop, machoke, machamp, bellsprout, weepinbell, victreebell, tentacool, tentacruel, farfetch'd, doduo, dodrio, seel, dewgong, grimer, muk, gastly, haunter, gengar, drouzee, hypno, krabby, kingler, voltorb, electrode, exeggcute, exeggutor, cubone, marowak, hipmonlee, hipmonchan, koffing, weezing, rhyhorn, rhydon, tangela, kangaskhan, mr.mime, scyther, jinx, electabuzz, magmar, pinsir, porygon, omanyte, omastar kabutops, kabuto, aerodactyl, mew, sentret, furret, hoothoot, noctowl, ledyba, ledian, spinark, ariados, crobat, natu, xatu, sudowoodo, politoad, aipom, yanma, murkrow, misdreavus, girafarig, dunsparce, gligar, snubull. granbull, scizor, heracross, sneasel, teddiursa, ursaring, remoraid, octillery, delibird, skarmory, houndour, houndoom, porygon2, stantler, tyrougue, hipmontop, smoochem, magby, poocheyena, mightyena, and that's all i can think of~ hope this helps!