These lists comprises all players who have participated in at least one competitive match (MLS Regular season, MLS Cup Playoffs, U.S. Open Cup, CONCACAF Champions League) for the Philadelphia Union since the team's first Major League Soccer season in 2010.
However, MLS awards the regular season winners with the Supporters' Shield and a direct berth in the CONCACAF Champions League, the continental tournament.
#Teams that made the MLS Cup Playoffs are then ordered by which round of the playoffs they are eliminated.
After the regular season, the campaign culminated with the MLS Cup Playoffs, en route to the league's championship match, the MLS Cup.
World Cup | FIFA World Cup | 2010 FIFA World Cup | FA Cup | 1978 FIFA World Cup | 2006 FIFA World Cup | Davis Cup | Stanley Cup | Rugby World Cup | Cricket World Cup | 1986 FIFA World Cup | 1982 FIFA World Cup | Sprint Cup Series | 2007 Cricket World Cup | 2011 Rugby World Cup | 2002 FIFA World Cup | League Cup | Scottish Cup | Grey Cup | Football League Cup | 1998 FIFA World Cup | Challenge Cup | 2014 FIFA World Cup | Ryder Cup | 2003 Rugby World Cup | UEFA Cup Winners' Cup | Melbourne Cup | America's Cup | 1994 FIFA World Cup | 1990 FIFA World Cup |