Haya Marachli is a Lebanese actress who was born and raised in Damascus, Syria, into a distinguished artistic family. Her father is the Lebanese actor Tarek Marachli, and her mother was the late Syrian actress Randa Marachli. Her paternal grandmother is the Syrian artist Nahed Halabi, and her grandfather was the Lebanese artist Ibrahim Marachli. She began her artistic career at a young age, making her first appearance in 2003 at the age of six in the series "Abu Al-Mafhoumieh." Marachli gained significant recognition in 2011 for her role in the series "Jalasat Nisa'iya" (Women's Sessions), which strongly introduced her to the Arab audience. Since then, she has participated in dozens of Syrian and Arab drama series, proving her talent and versatility. Her notable television works include "Touq Al-Banat," "Al-Nadam," "Masafet Aman," "Daqiqat Samt," "Qayd Majhoul," and "Aqal Min Adi." She has also appeared in films such as "Hamsat Hajar" and "Bout Kaab Aali.". Haya Marachli is considered one of the most prominent young stars of her generation in Syrian drama, known for her captivating presence and skillful performances.

Early in her career, Haya Marachli received recognition for her talent, winning the award for "Best Rising Syrian Actress" in 2011 for her role in the series "Jalasat Nisa'iya" (Women's Sessions). This early honor highlighted her potential as a promising actress in the drama world. In 2012, she was named the Best Emerging Actress in a poll conducted by the website Star Times. This accolade further solidified her status as a talented and rising young star, garnering attention from both the public and critics.

She studied at the Higher Institute of Dramatic Arts in Damascus.