Teddi Mellencamp was born in Bloomington, Indiana, to singer John Mellencamp and Victoria Granucci. Teddi was raised in Hilton Head Island, South Carolina, where she competed in equestrian sports as a child. At the age of 17, she won the stakes in her final year of competition and moved to Los Angeles. Teddi worked in the mailrooms at the talent agencies CAA and UTA while she pursued an acting career. She later became a certified nutrition and wellness coach and is the founder of her fitness program, All In By Teddi.
Teddi married Edwin Arroyave in 2011. The couple share daughters Slate and Dove and son Cruz. She is also the stepmother to Arroyave’s daughter Isabella from a previous marriage.
Teddi joined The Real Housewives of Beverly Hills in 2017 and was featured on seasons 8, 9 and 10. She announced her departure from the franchise in 2020.