Namajunas (5-2) is coming off a unanimous decision win over Tecia Torres in her last outing and is ranked third in the women’s 115-pound division. The Ultimate Fighter 20 finalist is riding a three-fight winning streak that includes wins over Paige VanZant and Invicta FC champion Angela Hill.
Kowalkiewicz (9-0) is undefeated and ranked sixth in the strawweight division. She’s fought twice in the UFC, defeating Randa Markos and Heather Jo Clark by decisions. She’ll hope to keep her unbeaten streak alive when she faces Namajunas at Philips Arena.
UFC 201 is headlined by the welterweight title fight between champion Robbie Lawler and third-ranked contender Tryon Woodley. In the co-main event, flyweight champion Demetrious Johnson puts his title on the line for the ninth time against Wilson Reis.