Surname סימקו (Simcoe 
, סימקו ) , globally, is a rare family name. The family name סימקו is habitual in Israel, where it is a rare surname, Canada, and New Zealand. Not in comparison with a country's population, it most frequently occurs in the United States, Canada, and the United Kingdom. Very seldom, סימקו is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Simcoe | Australia, Canada, United Kingdom, United States, Israel |
| סימקו | Israel |