Thedinen Vanthathu is a 1997 Indian Tamil-language comedy film directed by Ravi Varma.
The film stars Prabhu, Goundamani, Mantra and Amrutha, and was released on 30 October 1997, during Diwali.
The story revolves around Velumani, an innocent watchman who loses his job after two robbers steal ₹1 crore from the bank. A misunderstanding leads to a hotel manager thinking that Velumani is the bank manager, and Tamizhmani, the hotel steward, becomes embroiled in the situation.
Meanwhile, Viswanathan's daughters, Mythili and Janaki, are searching for suitable grooms, with an astrologer predicting that grooms will approach them soon. The film follows the intertwined storylines of Velumani, Tamizhmani, and Viswanathan as they navigate love, misunderstanding, and fortune.