Crismery Dominga Santana Peguero (born 20 April 1995) is a Dominican Republic weightlifter.
She participated at the 2018 World Weightlifting Championships, winning a medal.
She represented the Dominican Republic at the 2020 Summer Olympics, She won the bronze medal in the Women's 87 kg event.
She won the bronze medal in the women's +87kg event at the 2022 Pan American Weightlifting Championships held in Bogotá, Colombia. She also won medals in the Snatch and Clean & Jerk events in this competition.
In 2024, she finished in 9th place in the women's +81kg event at the 2024 Summer Olympics held in Paris, France.