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Devonte O'Malley is a defensive lineman from Midlothian, Illinois. He played five seasons at Northern Illinois, where he became one of the program's most productive pass rushers before beginning his professional career in 2025.
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O'Malley attended Bremen High School in Midlothian, Illinois. He played wide receiver and linebacker in high school; as a junior, he recorded 21 receptions for 460 yards and four touchdowns in seven games.
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At Northern Illinois from 2020 through 2024, O'Malley appeared in 58 games and started 46. He finished with 130 tackles, including 70 solo tackles, 30 tackles for loss for 191 yards, and 22.5 sacks. His 22.5 sacks ranked sixth in NIU program history. In 2024, he posted 39 tackles, 11.5 tackles for loss and eight sacks while earning first-team All-MAC recognition.
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O'Malley entered the NFL as an undrafted free agent with the Tennessee Titans on May 9, 2025. Tennessee released him on August 3, and the Green Bay Packers signed him on August 18, 2025.
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O'Malley was a 2024 first-team All-MAC selection and a Phil Steele honorable mention All-American. After NIU's 2024 win at Notre Dame, he was named the Bronko Nagurski National Defensive Player of the Week and MAC Defensive Player of the Week after recording four solo tackles, three tackles for loss and two sacks. He concluded his NIU career ranked sixth in school history with 22.5 sacks.
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O'Malley developed into a productive interior defensive lineman at NIU, combining consistent backfield disruption with durable multi-year production. He played defensive tackle in college and built his résumé through tackles for loss and sacks.
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