|Full name||Francisco Regalón Cerezo|
|Date of birth||19 February 1987|
|Place of birth||Algallarín, Spain|
|Height||1.82 m (5 ft 11 1⁄2 in)|
|Playing position||Centre back|
|* Senior club appearances and goals counted for the domestic league only and correct as of 4 June 2017.
Born in Algallarín, Córdoba, Andalusia, Regalón finished his formation with Atlético Madrid, spending six full seasons with the reserves in the third division and making his debut in the competition on 12 February 2006, in a 1–1 away draw against AD Alcorcón. In the 2011–12 campaign he scored a career-best five goals, in 35 games.
In June 2012, Regalón left the Colchoneros to join CD Numancia, signing a one-year contract. On 18 August he made his second level debut, in a 2–0 home win against Sporting de Gijón. He netted his first goal for the Soria club on 25 November, helping to a 4–2 away success against Real Madrid Castilla.
- Cultural Leonesa
- Falcón demostró su clase y detuvo a un gran Alcorcón (Falcón showed his class and stopped great Alcorcón); Mundo Deportivo, 13 February 2006 (in Spanish)
- "Regalón, primer refuerzo de la temporada" [Regalón, first signing of season] (in Spanish). CD Numancia. 13 June 2012. Retrieved 8 December 2012.
- El Sporting se estrella en su debut en Soria (Sporting crashes in debut in Soria); Marca, 19 August 2012 (in Spanish)
- "El Castilla es un coladero" [Castilla can't get weaker on defense] (in Spanish). Marca. 25 November 2012. Retrieved 8 December 2012.
- "Regalón rescinde su contrato con el C.D Numancia" [Regalón terminates his contract with C.D Numancia] (in Spanish). CD Numancia. 23 March 2017. Retrieved 14 June 2017.
- "#BienvenidoFrancisco" [#WelcomeFrancisco] (in Spanish). Cultural Leonesa. 23 March 2017. Retrieved 14 June 2017.
- "Regalón refuerza la defensa del Racing 2017/18" [Regalón bolsters the defence of Racing 2017/18] (in Spanish). Racing Santander. 1 August 2017. Retrieved 17 August 2017.