Patriotic Alliance (Spanish: Alianza Patriótica) is a political party in Costa Rica.

Originally named Alajuelense Democratic Action was a provincial party for the Alajuela Province.

In the 2002 elections the party was part of the Coalition Change 2000 that won only 0.8% of the vote and no seats.

In 2009 the party was renamed as Patriotic Alliance and became of national-level nominating Rolando Araya (former PLN member) as presidential candidate, but Araya dropped from the race and he and his party endorsed PAC's candidate Ottón Solís in the 2010 ballot.

On the 2014 election the party also endorsed PAC's candidate, this time Luis Guillermo Solís.