Hans-Jacob Mattsson, Date of Birth, Date of Death
TweetHans-Jacob Mattsson
Swedish ice hockey player
Date of Birth: 
About Hans-Jacob Mattsson
- Hans-Jacob "Knubben" Mattsson (June 2, 1890 – December 1, 1980) was a Swedish ice hockey player who competed in the 1920 Summer Olympics.In 1920 he was a member of the Swedish ice hockey team which finished fourth in the Summer Olympics tournament.
- He played one match.
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