Saint Omer
- Battle of Saint-Omer
- Bela of Saint Omer
- College of St. Omer
- Godfrey de Saint-Omer
- Hours of Saint-Omer
- John of Saint Omer
- Nicholas I of Saint Omer
- Nicholas II of Saint Omer
- Nicholas III of Saint Omer
- Otho of Saint Omer
- Saint Audomare
- Saint Omer (film)
- Saint Omer, Indiana
- Saint-Omer
- Saint-Omer, Calvados
- Saint-Omer, Gaspésie–Îles-de-la-Madeleine, Quebec
- Saint-Omer, Quebec
- Saint-Omer-en-Chaussée
- Sant Omer
- Siege of Saint-Omer
- Suhlendorf
- Trecento music
- Walter of Saint Omer