The Segamat District or simply Segamat is a district in the Malaysian state of Johor. Segamat is also the name of the district's primary town. Segamat district is one of the three landlocked districts in Johor, the other being Kluang and Kulai.

Johor, is a state of Malaysia in the south of the Malay Peninsula. It shares borders with Pahang, Malacca and Negeri Sembilan to the north. Johor shares maritime borders with Singapore to the south and Indonesia to both the west and east. As of 2023, the state's population is 4.19 million, making it the second most populous state in Malaysia, after Selangor. Johor Bahru is the capital city and the economic centre of the state, Kota Iskandar is the state administrative centre and Muar serves as the royal capital.