Rudel Alessandro Calero Nicaragua (born December 20, 1982) is a Nicaraguan footballer who currently plays for Real Estelí and the Nicaragua national football team.

[3] In September 2010, Calero was charged with assault of a young man, the son of a prominent Nicaraguan businessman.

[5] The ill-disciplined Calero was again arrested in July 2012 after assaulting a citizen and allegedly threatening him with death.

[6] Calero made his debut for Nicaragua in an April 2001 friendly match against Belize and has, as of December 2013, earned a total of 26 caps, scoring 4 goals.

[12] His final international was a January 2011 Copa Centroamericana match against Guatemala.