Christine Lyka Estrella (born December 15)[a] is a Filipino singer.

She rose to prominence after winning the sixth season of It's Showtime's Tawag ng Tanghalan in 2023.

Estrella competed for the sixth season of the amateur singing competition Tawag ng Tanghalan, aired as a segment in the noontime variety show It's Showtime where she emerged as the grand winner.

[2] She became a frequent performer of the variety show ASAP and released her debut single "Hawak Mo",[3] which was the official theme of the romantic drama Nag-aapoy na Damdamin.

[4] In July 2024, she became one of the finalist of the annual songwriting festival Himig Handog, where she interpreted the song "Langit Lupa" with Geca Morales and Annrain.