| Henry III | |
|---|---|
 Margrave Henry of Meissen, Codex Manesse | |
| Margrave of Meissen | |
| Reign | 1221–1288 |
| Predecessor | Theodoric I |
| Successor | Albert II |
| Regent | Louis IV of Thuringia (until 1217) Albert I of Saxony (until 1230) |
| Margrave of Lusatia | |
| Reign | 1221–1288 |
| Predecessor | Theodoric II |
| Regent | Louis IV of Thuringia (until 1217) Albert I of Saxony (until 1230) |
| Landgrave of Thuringia, Count Palatine of Saxony | |
| Reign | 1242–1265 |
| Predecessor | Henry Raspe |
| Successor | Albert II |
| Born | 1215 Meissen, Duchy of Saxony, Holy Roman Empire |
| Died | 15 February 1288 (aged 72–73) Dresden, Duchy of Saxony, Holy Roman Empire |
| Spouse | Constance of Babenberg Agnes of Bohemia Elisabeth von Maltitz |
| Issue | Albert II, Margrave of Meissen Theodoric of Landsberg |
| House | Wettin |
| Father | Theodoric I, Margrave of Meissen |
| Mother | Jutta of Thuringia |
Henry III, called Henry the Illustrious (Heinrich der Erlauchte) (c. 1215 – 15 February 1288) from the House of Wettin was Margrave of Meissen and last Margrave of Lusatia (as Henry IV) from 1221 until his death; from 1242 also Landgrave of Thuringia.