Theobald I, Duke of Lorraine
| Theobald I | |
|---|---|
+ THEOBALDUS DUX LOTHORINGORUM MARCHIO COMES DE BABOR | |
| Duke of Lorraine | |
| Reign | 1213 - 1220 |
| Predecessor | Frederick II |
| Successor | Matthias II |
| Born | c. 1191 |
| Died | 17 February 1220 |
| Spouse | Gertrude of Dagsburg |
| House | House of Lorraine |
| Father | Frederick II, Duke of Lorraine |
| Mother | Agnes of Bar |
Theobald I (French: Thiébaud or Thiébaut) (c. 1191 – 17 February 1220) was the duke of Lorraine from 1213 to his death. He was the son and successor of Frederick II and Agnes of Bar.