Aby is a 2017 Indian Malayalam-language drama film directed by advertisement filmmaker Srikant Murali in his feature directorial debut. It is written by Santhosh Echikkanam and produced by Suvin K Varkey under the banner of Little Big Films. Vineeth Sreenivasan plays the lead and titular character of Aby and Aju Varghese and Suraj Venjaramoodu play supporting characters.

Aby dreams of flying and making an airplane on his own without any formal engineering education. The movie depicts how the hero struggles to make his dream come true, the obstacles he faces on his way to success, and how he achieves glory.

This film is based on Saji Thomas in a village in Kerala who can neither hear nor speak but designed and created a lightweight aircraft. There are two films that feature Saji Thomas' biography, the other one is titled Vimaanam (2017).