Globally, Ittersum (Ittersum 
) is an extremely rare unknown gender given name. Predominantly, Ittersum is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ittersum | Netherlands, South Africa, United States, Germany, Finland |
| henrich von ittersum German knight (b. 1600) |
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| wolf van ittersum, heer van wolfshagen en voorst Abt 1430 - Bef 31 Dec 1484 |
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| hille van ittersum |
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