Sundby
Sundby may refer to:
Places[edit]
Denmark[edit]
- Sundby, Copenhagen, a district in Copenhagen
- Sundby, Lolland, a satellite town of Nykøbing Falster on Lolland
- Nørresundby, a town on North Jutlandic Island
Sweden[edit]
- Sundby, Sweden, a locality on Ekerö in Stockholm County
- Sundbyberg Municipality, Sweden
People with the surname[edit]
- Martin Johnsrud Sundby, Norwegian cross-country skier
- Ragnhild Sundby (1922–2006), Norwegian zoologist