Bäckström and Backström are Swedish surnames, etymologically distinct from one another, and sometimes anglicized to Beckstrom or Backstrom. . Bäckström means "creak stream". Backström means "downhill stream". Notable people with the name include: Anders Bäckström (born 1960), Swedish ice hockey defenceman. Daffin Backstrom (1916–1993), American football, basketball, and baseball player and coach. Fia Backström (born 1970), Swedish artist. Gustav Backström (born 1995), Swedish ice hockey defenceman. Henry Backstrom (1897–1987), American politician.
https://en.wikipedia.org/wiki/Backstrom