Corneliszoon or Cornelisz is a Dutch patronym, meaning son of Cornelis, the Dutch form of Cornelius.
People with this patronym include:
Claes Corneliszoon Moeyaert (1592–1655), authoritative Catholic Dutch painter Cornelis Corneliszoon van Uitgeest (1550–1600), inventor of the wind-powered sawmill Hendrick Cornelisz. van Vliet (1611–1675), Dutch painter Hendrick Cornelisz Vroom (1566–1640), Dutch Golden Age painter and founder of Dutch marine art or seascape painting Jacob Cornelisz. van Neck (1564–1638), Dutch naval officer and explorer, led the second Dutch expedition to Indonesia 1598–1599 Jacob Cornelisz van Oostsanen (1470–1533), Northern Netherlandish designer of woodcuts, and painter Jan Cornelisz Vermeyen (1500–1559), Dutch Northern Renaissance painter Jeronimus Cornelisz (1598–1629), Frisian apothecary and Dutch East India Company (VOC) merchant Johannes Cornelisz Verspronck (1600–1662), Dutch Golden Age portraitist Pieter Cornelisz van Slingelandt (1640–1691), Dutch Golden Age painter Pieter Cornelisz van Soest (1600–1620), Dutch marine artist, especially prolific in battle-pieces Pieter Corneliszoon Hooft (1581–1647), Dutch historian, poet and playwright from the period known as the Dutch Golden Age Pieter Corneliszoon Plockhoy (1625–1670), Dutch Mennonite and Collegiant utopist who founded a settlement near Horekill Willem Cornelisz van Muyden (1573–1634), Dutch mariner Willem Cornelisz Duyster (1599–1635), Dutch Golden Age painter from Amsterdam Witte Corneliszoon de With (1599–1658), Dutch naval officer