Siv Mossleth (born 4 April 1967) is a Norwegian politician.

She was elected representative to the Storting for the period 2017–2021 for the Centre Party, from the constituency of Nordland.

She was re-elected to the Storting for the period 2021–2025.

[1] Mossleth is an agronomist by education.

This article about a Norwegian politician born in the 1960s is a stub.