Sierra Sinclair is an American plus size model born on June 10, 1986, in Dallas, Texas, United States. She began her professional modeling career in 2022 at around 36 years old and has remained active since. Of Black ethnicity, she is recognized for her confident presence and chubby body type. Sierra stands 5’8” (172 cm) with reported measurements of 36-29-38, featuring a natural 36D figure. She has black hair and brown eyes and maintains a growing profile across digital modeling platforms and content networks within the U.S. market