Franklin Evans Roach (September 23, 1905 – September 21, 1993) was an American astronomer, astrophysicist, geophysicist, professor, and scientist analyzing UFO phenomenon who made significant contributions to the field of aeronomy in upper atmosphere research as one of its fathers. Roach was involved in high explosives physics research connected with the Manhattan Project and later with NICAP and the Condon Committee as part of ufology.