| Carlos Castrillo | |
| Fullname: | Carlos Mauricio Castrillo Alonzo |
| Birth Date: | 16 May 1985 |
| Birth Place: | San Manuel Chaparrón, Guatemala |
| Height: | 1.77 m[1] |
| Currentclub: | Achuapa |
| Clubnumber: | 16 |
| Position: | Right-back |
| Years1: | 2006–2008 |
| Years2: | 2008–2024 |
| Years3: | 2024- |
| Clubs2: | Comunicaciones |
| Caps1: | 65 |
| Goals1: | 0 |
| Caps2: | 478 |
| Goals2: | 11 |
| Caps3: | 0 |
| Goals3: | 0 |
| Nationalyears1: | 2008–2016 |
| Nationalteam1: | Guatemala |
| Nationalcaps1: | 32 |
| Nationalgoals1: | 0 |
| Pcupdate: | 21 May 2023 |
| Ntupdate: | 31 January 2016 |
Carlos Mauricio Castrillo Alonzo (born 16 May 1985) is a Guatemalan professional footballer who plays as a right-back for Liga Nacional club Achuapa.
Castrillo began his career with Deportivo Jalapa in 2006, and joined Comunicaciones for the Apertura 2008-09 tournament.[2] [3]
Castrillo made his debut for the full Guatemala national football team in an April 2008 friendly match against Haiti and had made 12 appearances at the start of February 2010, including 4 qualifying matches for the 2010 FIFA World Cup.
Apertura 2007
Apertura 2009, Clausura 2011, Apertura 2011, Clausura 2013, Apertura 2013, Clausura 2014, Apertura 2014, Clausura 2015, Clausura 2022, Apertura 2023