Wool (the fiber) refers to either of the following:

• Wool, derived from fur of sheep
• Alpaca wool, derived from fur of alpacas
• Angora wool, derived from fur of rabbits
• Cashmere wool, derived from fur of goats
• Cotton wool, derived from cotton
• Steel wool, derived from steel

It may also refer to the following sheep wool organisations:

• British Wool Marketing Board
• Worshipful Company of Woolmen
• Wool Club India

Wool may also refer to

• Wool, Dorset, the town in England
• Wool (band), the rock band from Washington, D.C.