The Palm Centro is a smartphone marketed by Palm, Inc. beginning its release on October 14, 2007, offering the functionality of the larger Treo 755p in a smaller size.

Palm, Inc., was an American company that specialized in manufacturing personal digital assistants (PDAs) and developing software. Palm designed the PalmPilot, the first PDA successfully marketed worldwide, and was known for the Treo 600, one of the earlier successful smartphones. Palm developed the Palm OS software for PDAs and smartphones released under its line of Palm-branded devices and also licensed to other PDA manufacturers.