Samuel Raphael Pera Junior (born 11 March 1989) is a weightlifter from the Cook Islands, competing in the +105 kg category.

He is the son of weightlifter Sam Nunuku Pera, who represented the Cook Islands at the Summer Olympics in 1992, 1996, 2000, and 2004.

[3] Sam Pera Junior ranked 32nd at the 2007 World Championships, with a total of 330 kg.

[4] He won the bronze medal at the 2008 Oceania Senior Championships, with a total of 335 kg.

[6] He is representing the Cook Islands at the 2008 Summer Olympics, competing in the +105 kg division.