Professional Dreamers Eastern Professional Hockey League (2008–2009) Professional Women's Hockey League Saudi Professional League World Professional Darts Championship Southern Professional Hockey League Ontario Professional Hockey League Liberty Professionals FC Lovely Professional University Business and Professional Women Toronto Professionals Professional Bull Riders World Professional Darts Championship 2010 Women's Professional Basketball League Bally Astrocade Pittsburgh Professionals Maritime Professional Hockey League Galt Professionals Scottish Professional Football League International Federation of Business and Professional Women Pr…

rofessional Players Tournament 1982 Cyberathlete Professional League International Guild of Professional Butlers Professional Golfers' Association Nippon Professional Baseball Dalian Professional FC Pontins Professional Professional Developers Conference Professional Golfers' Association of America Fifpro Nigerian Professional Football League BPW, Business and Professional Women Professional Fighters League International Professional Hockey League Timiskaming Professional Hockey League Scuola Universitaria Professionale della Svizzera Italiana Boston Professional Hockey Association Ladies Professional Golf Association World Prof

essional Association for Transgender Health Professional Chess Association Women's Professional Soccer United States Professional Volleyball League Major Arena Soccer League The Association of Professional Schools of International Affairs ASIS International Central Hockey League (1963–1984) Professional Association for Childcare and Early Years Ivor Spencer School for Butlers Chinese Professional Baseball League Yuppie Professional Association of Diving Instructors Fribrottning National Football League Windows XP ATP-touren Electrolux Professionalnaja basketbolnaja liga Profesionalna chokejna liha Segunda División Profesional de Chile The International Alliance for Women