| Adelina of Holland | |
| Noble Family: | Holland |
| Father: | Arnulf, Count of Holland |
| Mother: | Lutgardis of Luxemburg |
| Spouse: | Baldwin II, Count of Boulogne Enguerrand I of Ponthieu |
| Issue: | Eustace I of Boulogne |
| Other Names: | Adelheid de Hollande |
| Birth Place: | Ghent, East Flanders, Belgium |
| Death Place: | Saint-Riquier, Somme, France |
Adelina of Holland ( -) was the daughter of Arnulf, Count of Holland, and Lutgardis of Luxemburg. She married firstly Baldwin II, Count of Boulogne (with whom she had Eustace I of Boulogne), and secondly Enguerrand I of Ponthieu.