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.
        
                
        
             
            | 2024 | Hello, Love, Again - Story | 
             
            | 2023 | Ang Mga Kaibigan ni Mama Susan - Executive Producer | 
             
            | 2021 | Love or Money - Executive Producer | 
             
            | 2020 | Four Sisters Before the Wedding - Executive Producer | 
             
            | 2020 | Boyette: Not a Girl Yet - Executive Producer | 
             
            | 2020 | My Lockdown Romance - Executive Producer | 
             
            | 2020 | Fan Girl - Executive Producer | 
             
            | 2020 | U-Turn - Executive Producer | 
             
            | 2020 | Death of Nintendo - Executive Producer | 
             
            | 2020 | James & Pat & Dave - Executive Producer | 
             
            | 2019 | The Mall, The Merrier - Executive Producer | 
             
            | 2019 | Isa Pa, with Feelings - Executive Producer | 
             
            | 2019 | The Panti Sisters - Executive Producer | 
             
            | 2019 | Hello, Love, Goodbye - Producer | 
             
            | 2019 | Quezon's Game - Producer | 
             
            | 2019 | Between Maybes - Executive Producer | 
             
            | 2019 | Alone/Together - Executive Producer | 
             
            | 2018 | Fantastica - Executive Producer | 
             
            | 2018 | The Girl in the Orange Dress - Executive Producer | 
             
            | 2018 | The Hows of Us - Executive Producer | 
             
            | 2018 | Kusina Kings - Executive Producer | 
             
            | 2018 | Kasal - Executive Producer | 
             
            | 2018 | DOTGA: Da One That Ghost Away - Executive Producer | 
             
            | 2016 | Barcelona: A Love Untold - Director | 
             
            | 2014 | Starting Over Again - Director | 
             
            | 2014 | Starting Over Again - Screenplay | 
             
            | 2014 | Starting Over Again - Story | 
             
            | 2012 | The Mistress - Director | 
             
            | 2012 | The Mistress - Story | 
             
            | 2011 | In the Name of Love - Director | 
             
            | 2011 | In the Name of Love - Screenplay | 
             
            | 2009 | In My Life - Director | 
             
            | 2009 | In My Life - Screenplay | 
             
            | 2009 | In My Life - Story | 
             
            | 2005 | Can This Be Love - Script Consultant | 
             
            | 2004 | Milan - Director | 
             
            | 2004 | Milan - Screenplay | 
             
            | 2002 | Got 2 Believe - Director | 
             
            | 2002 | Got 2 Believe - Screenplay | 
             
            | 2000 | Minsan, Minahal Kita - Director | 
             
            | 2000 | Minsan, Minahal Kita - Story | 
             
            | 1998 | Kay Tagal Kang Hinintay - Screenplay | 
             
            | 1997 | Hanggang Kailan Kita Mamahalin? - Director | 
             
            | 1997 | Hanggang Kailan Kita Mamahalin? - Story | 
             
            | 1996 | Madrasta - Director | 
             
            | 1996 | Madrasta - Screenplay | 
             
            | 1996 | Sa Aking mga Kamay - Story | 
             
            | 1995 | Mangarap Ka - Story | 
             
            | 1995 | Sana Maulit Muli - Director | 
             
            | 1995 | Sana Maulit Muli - Screenplay | 
             
            | 1995 | Sana Maulit Muli - Story | 
             
            | 1995 | Basta't Kasama Kita - Screenplay | 
             
            | 1994 | Maalaala Mo Kaya: The Movie - Director | 
             
            | 1994 | Maalaala Mo Kaya: The Movie - Screenplay | 
             
            | 1993 | Ligaw-Ligawan, Kasal-Kasalan, Bahay-Bahayan - Production Supervisor | 
             
            | 1992 | Mahal Kita, Walang Iba - Screenplay | 
             
            | 1992 | Mahal Kita, Walang Iba - Story | 
             
            | 1992 | Lumayo Ka Man sa Akin - Screenplay | 
             
            | 1991 | Ipagpatawad Mo - Screenplay | 
             
            | 1991 | Kailan Ka Magiging Akin - Thanks | 
             
            | 1991 | Ganti ng Api - Line Producer | 
             
            | 1990 | Kapag Langit Ang Humatol - Line Producer | 
             
            | 1990 | Bala at Rosaryo - Screenplay | 
             
            | 1990 | Nagsimula sa Puso - Line Producer | 
             
            | 1989 | Kailan Mahuhugasan ang Kasalanan? - Line Producer | 
             
            | 1987 | Shoot That Ball - Associate Producer | 
             
            | 1986 | I Love You Mama, I Love You Papa - Production Supervisor | 
             
            | 1985 | Hindi Nahahati ang Langit - Thanks | 
             
            |  | Elena 1944 - Director | 
                    
                
        
    
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