Article · Wikipedia archive · Last revised Jun 15, 2026

Sandy Jerstad

Sandra Isabelle "Sandy" Jerstad is a Democratic member of the South Dakota Senate, who represented the 12th district, being elected in 2006. Senator Jerstad sought reelection in 2010 but was defeated in the general election by Republican Mark Johnston.

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Jun 15, 2026
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Sandy Jerstad
Member of the South Dakota Senate
from the 12th district
In office
2006–2011
Personal details
Born (1943-11-18) November 18, 1943
PartyDemocratic
SpouseWidowed
St. Olaf College, South Dakota State University, University of South Dakota
ProfessionEducator

Sandra Isabelle "Sandy" Jerstad is a Democratic member of the South Dakota Senate, who represented the 12th district, being elected in 2006. Senator Jerstad sought reelection in 2010 but was defeated in the general election by Republican Mark Johnston.[1]

Jerstad was a softball coach at Augustana College from 1977 to 2003, winning one NCAA Division II national championship in 1991. With 1,011 wins, she is in the National Fastpitch Coaches Association Hall of Fame.

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