| Margarita Bolaños | |
| Birth Name: | Margarita Bolaños Arquín |
| Nationality: | Costa Rican |
| Party: | Citizens' Action Party |
| Office: | President of the Citizens' Action Party |
| Term Start: | 2014 |
| Term End: | 2017 |
| Predecessor: | Rodrigo Alberto Carazo Zeledón |
| Successor: | Marcia González Aguiluz |
| Office2: | Secretary General of the Citizens' Action Party |
| Predecessor2: | Teresita Aguilar |
| Successor2: | Olga Marta Sánchez Oviedo |
| Term Start2: | 2009 |
| Term End2: | 2013 |
Margarita Bolaños Arquín (born 1951 or 1952) is a Costa Rican politician and anthropologist who was president of the Citizens' Action Party (PAC).
Bolaños acted as secretary general of the PAC from 2009 to 2013. She became president of the party's National Executive Committee in August 2014, after Rodrigo Alberto Carazo resigned.[1] [2] Marcia González Aguiluz succeeded her as president in September 2017.[3]