Katia Caroline Mosally, born April 26, 1987 in Vällingby parish in Stockholm county, is a Swedish-Syrian international marketer at the record company Capitol Records in Los Angeles. She is also trained as a lawyer at, among others, Harvard and Glasgow University.

Katia Mosally began her career at the record companies Sony Music and Universal Music in Sweden, before she later started working at Capitol Records in the USA. She has worked with artists such as Ariana Grande, Lady Gaga, Shawn Mendes, Billie Eilish, Kendrick Lamar and Katy Perry. She has also been part of the team that launched the music group The Fooo, which later changed its name to FO&O. The band won several prestigious awards under her leadership, including numerous MTV awards.

Mosally replaced Nikki Amini as a judge on the seventeenth season of the TV show Idol.

She was one of the participants in TV4's Förrädarna, premiering in the fall of 2023. Mosally, who was chosen as a traitor, stood as the winner of the program in the final, without having received a single vote against her during the course of the program.

Since the late 2010s, she has been living in Los Angeles.

In October 2024 Gravkammaren premiered - an afterthought program for Förrädarna that Mosally hosts.