West Muna Regency () is a regency of Southeast Sulawesi, Indonesia. It comprises the northwest portion of Muna Island and islands in the Straits of Tiworo. It was established under Act No.14 of 2014, dated 23 July 2014 by separation from the Muna Regency. It covers an area of 906.28 km<sup>2</sup>, and reported a population of 71,632 at the 2010 Census; the 2020 Census recorded a population of 84,590, and the official estimate as of mid-2022 was 85,706, comprising 42,242 males and 43,464 females. Its administrative centre is Laworo in the Tiworo Islands District.
The West Muna Regency is divided into eleven districts (kecamatan), tabulated below with their areas and their populations at the 2010 Census and the 2020 Census, together with the official estimates as at mid 2023. The table also includes the locations of the district headquarters, the number of administrative villages in each district (totaling 81 rural desa and 5 urban kelurahan), and its post code.
Notes: