Date of Birth: 
Place of Birth: Uppsala, Uppsala County, Sweden
About Martina Granström
- Anna Martina Granström (born 5 August 1991 in Uppsala, Sweden) is a Swedish swimmer who competes in the Women's butterfly.
- At the 2012 Summer Olympics she finished 14th overall in the heats in the Women's 100 metre butterfly and qualified for the semifinal.
- She also competed in the Women's 200 metre butterfly.
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