What is the name of the person who discovered XXX?
4276 Clifford
The asteroid 4276 Clifford (previously known by the provisional designation (1981 XA) was discovered on December 2, 1981 by Edward L. G. Bowell at Flagstaff Observatory. It was named in honor of astronomer/author Clifford Cunningham. It is a member of the group of Main belt asteroids known as Mars-crosser asteroids, specifically it is listed as an Outer-grazer.
Edward L. G. Bowell