Arthur Joseph Shafer
- Bats Both, Throws Right
- Height 5' 10", Weight 165 lb.
- School University of Notre Dame, Santa Clara University, Stanford University
- Debut April 24, 1909
- Final Game October 4, 1913
- Born March 22, 1889 in Los Angeles, CA USA
- Died January 10, 1962 in Los Angeles, CA USA
While at Stanford University, he was part of a team that broke the record sailing around Catalina Island in 12 hours 14 minutes in 1912. He is also listed as having attended Santa Clara University, Loyola Marymount University, and the University of Notre Dame.