Topzle Updated: Wikipedia source
Segundo Alejandro Castillo Nazareno (born 15 May 1982) is an Ecuadorian football coach and former player who played as a midfielder. He was recently the manager of Barcelona SC. Between 2003 and 2016, Castillo made 87 appearances for the Ecuador national team scoring 9 goals. Castillo has also played abroad for football clubs in Serbia, England, Mexico and Saudi Arabia.
| Goal | Date | Venue | Opponent | Score | Result | Competition |
| 1. | 24 May 2006 | Giants Stadium, East Rutherford, USA | Colombia | 1–0 | 1–1 | International friendly |
| 2. | 26 March 2008 | Estadio La Cocha, Latacunga, Ecuador | Haiti | 1–1 | 3–1 | International friendly |
| 3. | 20 April 2011 | Estadio Jose Maria Minella, Mar del Plata, Argentina | Argentina | 2–2 | 2–2 | International friendly |
| 4. | 2 September 2011 | Estadio Olímpico Atahualpa, Quito, Ecuador | Jamaica | 5–1 | 5–2 | International friendly |
| 5. | 6 September 2011 | Estadio Olímpico Atahualpa, Quito, Ecuador | Costa Rica | 3–0 | 4–0 | International friendly |
| 6. | 12 October 2012 | Estadio Olímpico Atahualpa, Quito, Ecuador | Chile | 3–1 | 3–1 | 2014 FIFA World Cup qualification |
| 7. | 16 October 2012 | Estadio José Antonio Anzoátegui, Puerto La Cruz, Venezuela | Venezuela | 1–1 | 1–1 | 2014 FIFA World Cup qualification |
| 8. | 11 June 2013 | Estadio Olímpico Atahualpa, Quito, Ecuador | Argentina | 1–1 | 1–1 | 2014 FIFA World Cup qualification |
| 9. | 5 March 2014 | The Den, London, England | Australia | 2–3 | 4–3 | International friendly |
| Team | Nat | From | To | Record | |||||||
| mw- G | W | D | L | GF | GA | GD | Win % | ||||
| Barcelona SC (interim) | | 5 June 2023 | 12 July 2023 | 5 | 2 | 1 | 2 | 9 | 10 | −1 | 040.00 |
| Barcelona SC (interim) | 20 April 2024 | 28 April 2024 | 1 | 0 | 1 | 0 | 1 | 1 | +0 | 000.00 | |
| Barcelona SC | 10 October 2024 | 19 June 2025 | 32 | 15 | 7 | 10 | 50 | 37 | +13 | 046.88 | |
| Total | 38 | 17 | 9 | 12 | 60 | 48 | +12 | 044.74 | |||