List of first-class cricket quadruple centuries
A quadruple century (an individual score of 400 runs or more) has been scored eleven times in first-class cricket by nine different players. It was first achieved in 1895 by Archie MacLaren, playing for Lancashire against Somerset, while the most recent occurrence was by Sam Northeast.
Source: Wikipedia — List of first-class cricket quadruple centuries (CC BY-SA 4.0)