Dale Leonard Alderson
- Bats Right, Throws Right
- Height 5' 10", Weight 190 lb.
- School Upper Iowa University
- Debut September 18, 1943
- Final Game July 5, 1944
- Born March 9, 1918 in Belden, NE USA
- Died February 12, 1982 in Garden Grove, CA USA
Primarily wore number 31.
Pitcher Dale Alderson attended Upper Iowa University in Fayette, Iowa, from 1939 to 1942 when he began his professional baseball career with the Zanesville Cubs of the Class C Middle Atlantic League in 1942. He began the 1943 season pitching for the Nashville Volunteers in the Southern Association before being called up by the Chicago Cubs and making his major league debut on September 18. In July 1944, he was optioned back to Nashville where he enlisted the Navy though he had twice been previously rejected because of a kidney ailment. He was not called for induction until October 2 and finished the season with Nashville. He was sent to Naval Training Center in San Diego and remained there until discharged on October 19, 1945, as a Seaman 1c. In 1946 he was back with the Cubs but optioned again to Nashville. He pitched in a total of 16 games for the Cubs.
Alderson was an Iowa school teacher in the offseason.