Ulmanis
{{Short description|Family name}}
{{Infobox surname
| name = Ulmanis
| image=
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| pronunciation =
| meaning = "man from Ulm"
| region =
| origin = German
| variant = Ullmann, Ulmann, Ullman, Ulman
| footnotes =
}}
Ulmanis (feminine: Ulmane) is a Latvian surname of German origin (from German surname Ullmann). Individuals with the surname include:
- Guntis Ulmanis (born 1939), President of Latvia 1993–1999
- Gunārs Ulmanis (1938–2010), Latvian footballer
- Kārlis Ulmanis (1877–1942), First Prime Minister of Latvia