Isaac van Hoornbeek.
Isaac van Hoornbeek.

Isaäc van Hoornbeek (9 December 1655 – 17 June 1727) was Grand Pensionary of Holland, the political official of the entire Dutch Republic, from 12 September 1720 until his death in 1727.

Hoornbeek was born in Leiden. He served as pensionary of Rotterdam before 1720. He died, aged 71, in The Hague.


Political offices
Preceded by
Anthonie Heinsius
Grand Pensionary of Holland
Succeeded by
Simon van Slingelandt