Albrecht Willem "Pim" Lier (22 July 1918 – 9 April 2015) was a Dutch lawyer and jurist.
He became well known in 1979 when he was revealed to be the illegitimate son of Prince Henry, the husband of Queen Wilhelmina, by his mistress, Willemina Martina Wenneker (1887–1973).
On 18 December 1986 he shot his wife due to her terminal illness.
He served four and a half years in prison for murder.
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