Ang Tanging Ina is a 2003 Filipino comedy film directed by Wenn V. Deramas and starring Ai-Ai delas Alas and Eugene Domingo. It was the highest grossing Filipino film until it was surpassed by Sukob in 2006. Each film was produced or co-produced by Star Cinema.

Eugena Roxas Domingo-Bottoni is a Filipino actress, comedienne and host. She has performed in lead and supporting roles in various genres of the Philippine film industry. She is popularly known as the "Comedy Star for All Seasons" and was a sidekick of Ai-Ai delas Alas in the Ang Tanging Ina series (2003–2010), until her very first lead film role in Kimmy Dora in 2009. She is currently an exclusive artist of GMA Network.