Jean Charles Athanase Peltier (1785–1845), French physicist, documented the Peltier effect
Daniel Edward Peltier (born June 30, 1968 in Clifton Park, New York) is a former professional baseball player.
Peltier was switched from right back to left back for Huddersfield's game against Millwall due to the usual left back Dean Heffernan being out with a dead leg.