Jacqueline J. Gailes is an American television writer and producer. She began her career in television production around 2015, working as a production assistant on The Enemy: The N in Me, before moving into writing and producing roles on Netflix's teen comedy-drama On My Block during its second season in 2019. Her breakout came with Marvel Studios' She‑Hulk: Attorney at Law (2022), where she served as story editor for nine episodes and co-wrote the episode "The People vs. Emil Blonsky." In 2021, she expanded her portfolio by working as executive story editor on the revival season of Punky Brewster. In 2023, Gailes took on a key creative role in Twisted Metal, supervising producing the series across all ten episodes and writing episode 5, titled "CRZSRDS." Returning to Marvel Studios, she earned a writing credit for episode 3 of the MCU-associated series Ironheart (2025). She also served as a supervising producer for the series.