| Tryggvi Þórhallsson | |
| Nationality: | Icelandic |
| Order: | 9th Prime Minister of Iceland |
| Term Start: | 28 August 1927 |
| Term End: | 3 June 1932 |
| Birth Date: | 1889 2, df=yes[1] |
| Birth Place: | Reykjavík, Iceland |
| Death Place: | Reykjavík, Kingdom of Iceland |
| Predecessor: | Jón Þorláksson |
| Successor: | Ásgeir Ásgeirsson |
| Party: | Progressive Party |
Tryggvi Þórhallsson (9 February 1889 – 31 July 1935) was prime minister of Iceland from 28 August 1927 to 3 June 1932. He served as speaker of the Althing in 1933.[2] He was a member of the Progressive Party. He was the Minister of Finance of Iceland from 1928 to 1929 and in 1931.[3]
Tryggvi died on 31 July 1935 in a hospital in Reykjavík after battling an illness.[4] [5] His sister was Dóra Þórhallsdóttir.