Pen-Ek Karaket (born 18 March 1990, Bangkok) is a Thai taekwondo practitioner who competed at the 2012 Summer Olympics in the under 58 kg weight class. Karaket lost to Lee Dae-Hoon in the first round. As Lee reached the gold medal match, Karaket was entered into the repechage. Karaket beat Tamer Bayoumi to reach the bronze medal match but lost that to Óscar Muñoz of Colombia.
Karaket is coached by Thailand's national taekwondo coach Choi Young-Seok. He also competed in the Asian Games 2010 where he earned silver for Thailand.
Karaket graduated from Budin Decha School in the year 2007. Currently he is enrolled to Kasetsart University.