Jonsun and Gonsun (Sinhala: ජොන්සන් ඇන්ඩ් ගොන්සන්), or colloquially as Jonson and Gonson, is a 2001 Sri Lankan Sinhalese romantic comedy film directed by Roy de Silva.
It stars Ranjan Ramanayake, Tennyson Cooray, and Sangeetha Weeraratne in lead roles along with Gemunu Wijesuriya, Jayantha Bopearachchi and Sunil Hettiarachchi.
Sanjay and his relative brother, Jonsun went to Manika's house to get the suitcase.
In the house, they meet a talking cow named Jonsun who helps them in their strategy.
The story continues as how Sanjay and Manika protects their love beside the pressure of their families.