| Helvig of Schleswig | |
|---|---|
 Queen Helvig shown on a contemporary fresco in St. Peter's Church, Næstved (Sankt Peders Kirke). | |
| Queen consort of Denmark | |
| Tenure | 1340–1374 |
| Born | c. 1320 |
| Died | c. 1374 Esrum Abbey |
| Burial | |
| Spouse | Valdemar IV of Denmark |
| Issue among others... | Christopher, Duke of Lolland Ingeborg, Duchess of Mecklenburg Margaret I, Queen of Denmark |
| House | Estridsen (Abelslægten line) |
| Father | Eric II, Duke of Schleswig |
| Mother | Adelaide of Holstein-Rendsburg |
Helvig of Schleswig (also erroneously Hedwig; 1320–1374) was the queen of Denmark as the spouse of King Valdemar IV. She was the mother of Queen Margaret I of Denmark.