Hans Laurits Olsen Hammerstad (6 August 1840 – 15 May 1877) was a Norwegian politician.
He was elected to the Norwegian Parliament in 1877, representing the constituency of Kristians Amt.
[1] He was also involved in local politics, and was the mayor of Østre Toten from 1876 to 1877.
He was succeeded by Martin Adolf Andersen.
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