Maria Altheyah Sofia Olivar Ablan, better known as Althea Ablan, is a Filipino actress. She is known for her main role in Prima Donnas as Donna Belle.

Prima Donnas is a Philippine television drama series broadcast by GMA Network. Directed by Gina Alajar, it stars Jillian Ward, Althea Ablan and Sofia Pablo all in the title roles. It premiered on August 19, 2019, on the network's Afternoon Prime line up replacing Bihag. The series concluded on April 30, 2022, with a total of 2 seasons and 311 episodes. It was replaced by Apoy sa Langit in its timeslot.