| Juanjo Olalla | |
| Full Name: | Juan José Olalla Fernández |
| Birth Date: | 13 January 1980 |
| Birth Place: | Madrid, Spain |
| Height: | 1.82 m |
| Position: | Defender |
| Youthclubs1: | Real Madrid |
| Years1: | 2000–2005 |
| Caps1: | 99 |
| Goals1: | 0 |
| Years2: | 2003–2005 |
| Caps2: | 0 |
| Goals2: | 0 |
| Years3: | 2004–2005 |
| Clubs3: | → Lleida (loan) |
| Caps3: | 12 |
| Goals3: | 0 |
| Years4: | 2005–2006 |
| Caps4: | 33 |
| Goals4: | 0 |
| Years5: | 2006–2007 |
| Caps5: | 17 |
| Goals5: | 1 |
| Years6: | 2007–2008 |
| Caps6: | 31 |
| Goals6: | 1 |
| Years7: | 2008–2009 |
| Caps7: | 14 |
| Goals7: | 0 |
| Years8: | 2011–2012 |
| Years9: | 2012–2013 |
| Caps9: | 1+ |
| Goals9: | 0+ |
| Years10: | 2013–2014 |
| Years11: | 2015 |
| Years12: | 2016–2017 |
| Years13: | 2017–2020 |
| Caps13: | 55+ |
| Goals13: | 5+ |
| Years14: | 2020–2021 |
| Club-Update: | 8 November 2021 |
Juan José Olalla Fernández (born 13 January 1980) is a former Spanish professional footballer who played as a defender.
Born in Madrid, Olalla finished his youth career with Real Madrid CF,[1] making his senior debut in the 2000–01 season with the reserves in Segunda División B. On 6 November 2002, he made his main-squad and Copa del Rey debut, coming on as a substitute of Santiago Solari in a 4–0 away win against Real Oviedo.[2] He was choiced from Real Madrid B by Carlos Queiroz for main team 2003–04 Champions League campaign,[3] [4] but did not play a single match in this tournament. On 2004-05 season, Olalla was loaned to UE Lleida of the second division.[5] Olalla made his Segunda División debut on 27 February 2005 as a starting central defender against Polideportivo Ejido.[6]
Since the 2005-06 season Olalla played at a third level of Spanish football system and below. His last team was CU Collado Villalba, for which he played in the 2020-21 season.[7]