Dirk Anthony Ballendorf, EdD, (April 22, 1939 – February 4, 2013) was a Pennsylvania-born Guamanian historian and professor of Micronesian studies. Ballendorf, a specialist on Micronesian culture, politics, current affairs, and history, authored more than two hundred articles and eleven books during his career. He taught in the Department of Micronesian Studies at the University of Guam for more than thirty years.