Andreas Ove Ugland, a Norwegian shipowner and Nordic American Tankers (NAT) vice chairman who was known for his non-traditional profile, has died at the age of 64.

Based in the Cayman Islands, he died unexpectedly after a short illness.

The former shipowner and investor died shortly before turning 65.

Andreas Ove Ugland, photographed in 2001, was a non-traditional shipowner. Photo: DN

His cousin, Herman Bergshaven, who is also based in the Cayman Islands, said Ugland's death is incredibly sad.