Ashtine Olviga (born May 19, 1999) is a Filipino actress and singer widely recognized as a breakout star of her generation. Initially rising to prominence in the P-pop music scene, she was a member of several groups under Viva Records, including UGG, Ppop Generation, and LITZ, before making a successful transition to film and television. Her cinematic journey includes supporting roles in Miss Granny (2018), The Ship Show (2023), and the 2024 films Sunny and Road Trip. Olviga reached a career turning point in 2025 with her breakthrough lead role as Jay-jay in the hit Viva One series Ang Mutya ng Section E, which established her popular on-screen partnership with Andres Muhlach. This success was quickly followed by her first lead film role in the 2025 blockbuster Minamahal: 100 Bulaklak Para Kay Luna. By 2026, she has established herself as a versatile dramatic actress, earning critical acclaim and a Best Supporting Actress nomination at the 2025/2026 Metro Manila Film Festival for her portrayal of activist Agnes Magtibay in the crime drama Manila's Finest, directed by Raymond Red.