أوليفيا م. لاماسان

Olivia M. Lamasan is a Filipina television and film director, writer and producer known for her works such as Sana Maulit Muli and Madrasta which were both successful. Lamasan is the head of ABS-CBN's Creative Department, and is referred to as master director due to her expertise and excellence in her field. She is often called Inang by her colleagues.