Leondra Roshawn Caldwell (née Gay; born April 24, 2001), known by her stage name Monaleo (pronounced moe-na-lee-oh) is an American rapper and songwriter. She gained recognition in early 2021 for her single "Beating Down Yo Block".
Gay was born on April 24, 2001 and raised in Houston, Texas. She attended The High School for Law Enforcement and Criminal Justice, located in Houston. She was in pursuit of a degree in mortuary science at Prairie View A&M University before putting her studies on pause due to her musical career.
Gay began working in music intermittently since January 2020. In September 2020, she released a snippet of her debut single "Beating Down Yo Block" with producer Merion Krazy. The song samples "Knockin Pictures Off da Wall" by Yungstar. She wrote the song while struggling with a bad breakup. The song went viral on social media in January 2021, gaining over 3 million streams on Spotify and 3.3 million views on the music video on YouTube. Monaleo later released the singles "Girls Outside" and "Suck It Up". "Girls Outside" samples "Outsideâ by OG Bobby Billions. In August 2021, Gay released a music video for the single, "Suck It Up". On May 26, 2023, she released her debut studio album, Where the Flowers Don't Die, featuring a guest appearance from Flo Milli. On September 27, 2024, Gay released her first EP, Throwing Bows, featuring guest appearances from Stunna 4 Vegas, Sauce Walka, Kaliii, and other artists. She released her second album, Who Did the Body, on October 17, 2025. She embarked on a North American tour in support of the album. She is scheduled to support Summer Walker's Still Finally Over It Tour in 2026 alongside Odeal.
Gay is represented by the Stomp Down collective.
Gay's younger brother is rapper Yung Rampage. She has publicly shared about her past suicide attempts and mental health. In May 2023, Gay gave birth to her first child, Khalick Anthony Caldwell II, with partner Stunna 4 Vegas. Gay and Caldwell engaged in 2023 and married on September 19, 2025.
In March 2026, she suffered from "an inflamed cyst the size of a softball". An ovary and fallopian tube were removed during an emergency surgery.
She is a supporter of the BDS movement.