| Lucas Papaconstantinou | |
| Fullname: | Loukas Papaconstantinou |
| Birth Date: | 10 May 1974 |
| Birth Place: | Toronto, Canada |
| Position: | Goalkeeper |
| Collegeyears1: | 1993–1996 |
| College1: | UAB Blazers |
| Collegecaps1: | 76 |
| Collegegoals1: | 0 |
| Years1: | 1997–1998 |
| Years2: | 1998 |
| Clubs2: | Toronto Olympians |
| Caps1: | 1 |
| Goals1: | 0 |
| Caps2: | 10 |
| Goals2: | 0 |
| Pcupdate: | 05 April 2015 |
Loukas "Lucas" Papaconstantinou (born May 10, 1974) is a Canadian former soccer player who played in The Football League, and the Canadian Professional Soccer League.
Papaconstantinou played for the UAB Blazers in college, making 76 appearances from 1993 to 1996.[1] He began his professional career with Darlington F.C. of the Football League Two in 1997. He made his debut for the club on September 27, 1997 against Mansfield Town F.C. After one season in England he returned to Canada to sign with the Toronto Olympians of the Canadian Professional Soccer League.[2] He made his debut for Toronto on June 7, 1998 in an Open Canada Cup match against the York Region Shooters. He helped the Olympians achieve a 10-game undefeated streak, before his departure from professional soccer in order to pursue a dental career.[3]