Alexa Hanem Mansour (born May 20, 1996, in Los Angeles, California) is an actress and model. She was born to an Egyptian father and a Mexican mother. She began her modeling career with the Ford Modeling Agency as a child and was also a cheerleader.

At the age of five, she started modeling and appeared on numerous magazine covers. In 2014, she appeared in Tatia Pilieva's viral short video “Undress Me,” which garnered more than 40 million views as a promotion for the series Masters of Sex. She had her first guest roles in well-known US series such as Law & Order: Special Victims Unit (2014), How to Get Away with Murder (2016), and Bull (2017).

In The Walking Dead: World Beyond (2020), Mansour plays the disillusioned teenager Hope Bennett, who leaves her home with friends and her sister to search for her missing father. This role brought her international attention.

In addition to acting, she is a singer-songwriter and pianist; her single “Misguided Youth” was released in 2018.