The 2014–15 season is Real Betis' hundred and sixth season in existence, and the club will play in Segunda División after enjoying a three-year spell in the Spanish top flight.

[1] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Players may hold more than one non-FIFA nationality.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.