# John Hammergren

> American businessperson, former Chairman, President, and CEO, McKesson Corporation

**Wikidata**: [Q1700352](https://www.wikidata.org/wiki/Q1700352)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_Hammergren)  
**Source**: https://4ort.xyz/entity/john-hammergren