Sri Siddhartha Gautama (ශ්‍රී සිද්ධාර්ථ ගෞතම) is a 2013 Sinhalese epic biographical film based on the life of the Buddha. Directed by Saman Weeraman Written by, Dr Edwin Ariyadasa, Saman Weersman, Navin Gunarathne and George Paldona.

Starring by Gagan Malik, Anchal Singh, Ranjan Ramanayake, Anjani Perera, Roshan Ranawana, Gautam Gulati, Saranga Disasekara, Dilhani Ekanayake, and Wilson Gooneratne. The film's cast consisted of Indian and Sri Lankan actors. Veteran film maker Chandran Rutnam was the main adviser to the project. The film was released in Sri Lanka on 24 January 2013 on EAP theaters. The film has been dubbed into many languages such as in Mandarin, Thai, Vietnamese and Hindi. It has also been subtitled in French, Japanese, Vietnamese, Mandarin and Hindi.

The film received five of the eight awards presented at 2014 UN Vesak Buddhist Film festival in Hanoi, Vietnam including the Best Featured film, Best Actor award, Best Director award, Best Editor award and Best Music award.

The 10th Anniversary celebrations of ‘Sri Siddhartha Gautama’ started in September 2023 with plans to arrange local and international screenings of the movie in 2023 and 2024. Celebrating the 10th anniversary of the award winning film, its producers also announced a second movie titled ‘Enlightened One – The Buddha’