Harold Lester Johnson
- Category : Science-Astronomy
- Type : GE
- Profile : 1/4 - Investigating / Opportunist
- Definition : Split - Small (39,59)
- Incarnation Cross : RAX Laws 1
American astronomer and university professor. Johnson was awarded the Helen B. Warner Prize by the American Astronomical Society in 1956. He is mostly remembered for introducing the UBV photometric system in 1953. He died of a heart attack in Mexico City on 2 April 1980.