Date of Birth: 
About Hansjakob Keller
- Hansjakob Keller (also Hans Jakob Keller, 18 September 1921 – c.
- 2008) was a Swiss rower.
- He competed at the 1947 European Rowing Championships in Lucerne where he won a bronze medal in the single scull boat class.
- He went to the 1948 Summer Olympics and was eliminated in the round one repêchage in single scull.
- He won another European bronze medal in single scull in 1949.
- In later life, he was vice-president of the Swiss Rowing Federation.
- He died in circa 2008.
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