# Gregory C. Johnson

> American astronaut

**Wikidata**: [Q722106](https://www.wikidata.org/wiki/Q722106)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gregory_C._Johnson)  
**Source**: https://4ort.xyz/entity/gregory-c-johnson


## References

1. Freebase Data Dumps. 2013
2. X