Adolf III of Holstein
| Adolf III of Holstein | |
|---|---|
| Statue of Adolf III by Engelbert Peiffer, on the Trostbrücke in Hamburg | |
| Born | c. 1160 | 
| Died | 3 January 1225 | 
| Noble family | House of Schauenburg | 
| Spouse(s) | Adelheid of Assel Adelheid of Querfurt | 
| Issue | Adolf IV of Holstein | 
| Father | Adolf II of Holstein | 
| Mother | Mechthild of Schwarzburg-Käfernburg | 
Adolf III, Count of Schauenburg and Holstein (c. 1160 – 3 January 1225) was the ruler of the Counties of Schauenburg and Holstein. He is particularly remembered for his establishment of a new settlement for traders on the banks of the Alster near the Neue Burg in Hamburg.