Dotzler is a surname. Notable people with the surname include:
Alexander Dotzler (born 1984), German professional ice hockey defenseman Nick Dotzler (born 1997), professional inline hockey player Michael Dotzler (born 1962), professional baseball player Gerhardt Dotzler (born 1933), U.S. collegiate hall of fame wrestler Hannes Dotzler (born 1990), German cross country skier Stefan Dotzler (born 1960), German cross country skier William Dotzler (born 1948), US-Politician from Waterloo, Iowa