Career
In 1918 she became the first American woman to break a swimming world record. She did that in the 200 meter freestyle and 100 yard (91 m) freestyle events. In 1970 Dofner was inducted to the International Swimming Hall of Fame.
Her record in 100 yards was 1:06.2.
She did not participate in Summer Olympics due to World War I, and then due to childbirth in 1920. She started swimming in a club in 1914.
After winning the national championships of 1916 she was presented with a vase featuring her portrait. Dorfner personally donated the vase to the museum of the International Swimming Hall of Fame in 1970.