well, Washio sounds a bit like "wash you".
here are some more names:
Ferdinando Alfargas, Donavan Urikaneo, Spenty Forse, Wilfur Arndt, Cosby McAntlion, Derrik Columbo, Mushimushi Mesopork, Dharma, Trachi Toryaki, Pawel Krzykny, Ronaldo Tortuga, Renwa Dosso, Pterotrachea Megalex, Saipty Forh, Demourgha Litfas, Anagramaticilius Pho, Cholo Nghan, Thantal, Devon Birks, Lupard Korky, Ceriot Philipe George, Michael Nurak, Drey Durham, Eran Kozski, Honty Fais, Tekle Zenny, Karo Tonokawashi, Glie Dumah Sen, Lori Nappan, Kehzy Zohsse, Uki Zukio, Koto Kota, Philias Dorrhy, Kemden Allistair, August Nirrha, Cody McBrian, Ian Heyes, Lance Urnherr, Poldi Numro, Van D. Ngma Shean, Jes Coulty, Cameron Ilinois, Xal Char, Kirk Douglas Dean