Born in Wilson, North Carolina, Martha was discovered by a photographer in Charlotte, North Carolina who introduced her to several modeling agencies. She later moved to New York and signed with IMG Models.
Martha has become well known for her work with Victoria's Secret, having posed for their catalog and, since 2012, walked in their famous runway show. She is also the inspiration for the apparel and lifestyle company Free People. She has also posed on the cover of many magazines including Vogue, Elle Australia, and Harper's Bazaar. She has walked in runway shows for designers like Armani, Versace, Ralph Lauren, Stella McCartney, and Jason Wu among others.
Friendship with TaylorMartha and Taylor have mutual friends in common such as Gigi Hadid and and Karlie Kloss among others. The two love animals and enjoy cooking and baking amongst other things. Martha even spent the 4th of July at Taylor's home in Rhode Island. She even referred to her friend as an honorary Angel in an interview at SoulCycle in New York while promoting Pelotonia, an annual grassroots bike tour that helps raise money for cancer research, along with other Victoria's Secret Angels. Martha even appears in the Bad Blood music video as a character named Homeslice.
- Martha enjoys an active lifestyle. One of the things she likes doing is surfing.