Solveig Natvig Løvseth (born 14 July 1999) is a Norwegian triathlete.

Her achievements include two gold medals at the 2023 European Games, in women's individual competition and in the mixed relay.

[2] She competed in the women's triathlon at the 2024 Summer Olympics in Paris, France.

[1] She won a gold medal in the women's individual competition at the 2023 European Games in Poland,[1] ahead of Julia Hauser.

[4] She was also part of the Norwegian winning team in the mixed relay at the 2023 European Games, along with Vetle Bergsvik Thorn, Lotte Miller, and Casper Stornes.