Bruce Alan Bolt (February 15, 1930 – July 21, 2005) was an Australian-born American seismologist and a professor of earth and planetary science at the University of California, Berkeley. Professor Bolt was known as a pioneer of engineering seismology. He served for 15 years on the California Seismic Safety Commission leading public debate on earthquake safety in that state, and acted as a consultant on major projects throughout the world. As well, Bolt published a number of popular and technical books on seismology.