The 2015–16 Football League is the second division of the Greek professional football system and the sixth season under the name Football League after previously being known as Beta Ethniki. Its season began on 27 September 2015 and ended on 29 May 2016.
* withdrew during the season
OFI and Niki Volos withdrew from the league. As a result of this they will participate in 2015–16 Gamma Ethniki.
There are eighteen clubs that compete in the Football League, playing each other in a home and away series. At the end of the season, the bottom four teams are relegated to Gamma Ethniki. The top two teams gain automatic promotion for Super League. All teams in the Football League take part in the Greek Football Cup.