Sungai Mati ('dead river' in Malay; Chinese: 利丰港) is a small town in Serom, Tangkak District, Johor, Malaysia.

Sungai Mati was named in such a way (dead river) due to its nature of being an ox-bow lake.

The piece of land surrounded by the ex-bow lake and Muar River in combination is called Pulau Penarik.

There was landing of jetty at the end of Jalan Raja, the current location of the bridge linking Sungai Mati and Pulau Penarik.

On the current badminton and tennis court on the left of Jalan Raja, diagonally opposite incumbent Johor Menteri Besar resident were old warehouses.