User blog comment:Bridgekiel Fan/Team Ice (Josee Jacques) Team Rocket Parody/@comment-37411074-20200112195815/@comment-35606925-20200112224315

Actually, James, at least as far as the evidence goes, is straight. One of the Pokemon mangas had him and Jessie end up getting married by the end of the series.

Don't really know about the anime though because of differing continuity and not keeping up with it outside of the leagues after Diamond and Pearl.