Check out Sierd Cloetingh's current and previous haircuts:
Sierd Cloetingh has had many different haircuts lately. He is well known as an outstanding geologist, geophysicist and university teacher. However, the Dutch geophysicist is mainly known for his special looks and his delightful personality. Rumors and gossip about the 74-year old's haircut are continously in the spotlight of celebrity magazines and tabloids. Check out Sierd Cloetingh's famous haircuts right here:
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