Irene Aldana Robles (born March 26, 1988) is a Mexican professional mixed martial artist. She currently competes in the women's Bantamweight division of the Ultimate Fighting Championship (UFC). As of September 17, 2024, she is #6 in the UFC women's bantamweight rankings.

Aldana graduated from college at Guadalajara, Mexico with a degree in graphic design. During her college studies, she grew an interest in mixed martial arts and started training at local Lobo Gym in 2010.

In her lone fight with Brazilian mixed martial arts promotion Jungle Fight, Aldana faced Larissa Pacheco for the vacant JF Women's Bantamweight Championship at JF: Jungle Fight 63 on December 21, 2013. She lost the fight via third-round TKO, giving her the first loss of her professional career.

Aldana signed with Invicta FC in mid-2014, and made her debut against Peggy Morgan at Invicta FC 8: Waterson vs. Tamada on September 9, 2014, submitting Morgan with a rear-naked choke in the first round.

She was then expected to face Marion Reneau at Invicta FC 10: Waterson vs. Tiburcio on December 5, 2014, but Aldana was forced out of the bout due to an illness and the fight was taken off the card.

Aldana was scheduled to face Melanie LaCroix at Invicta FC 11: Cyborg vs. Tweet on February 27, 2015, however, LaCroix withdrew from the bout for undisclosed reasons and was replaced by promotional newcomer Colleen Schneider. She won the fight via first round rear-naked choke.

On November 6, 2016, it was announced that Aldana was signed to the UFC and would face Leslie Smith on December 17, 2016 at UFC on Fox 22. Aldana lost the fight by unanimous decision. Despite the loss, the bout earned Aldana her first Fight of the Night bonus award in the UFC.

Aldana faced Talita Bernardo on January 14, 2018 at UFC Fight Night: Stephens vs. Choi. Aldana won the fight via unanimous decision.