Siple


 * Allen Siple (1900–1973), American architect
 * Paul Siple (1908–1968), American Antarctic explorer
 * Siple Island, an island in Wrigley Gulf
 * Mount Siple, a volcano in Siple Island
 * Siple Coast, a coast in Ross Ice Shelf
 * Siple Station, an Antarctic station, established in 1973
 * Siple Ridge, a high ridge, in the Quartermain Mountains, Victoria Land
 * Siple Dome, an ice dome east of Siple Coast in Antarctica
 * Siple-Passel equation, a way to calculate Wind chill factor