Whistler

Whistler may refer to:
* Someone who whistles.
* Whistler (electronics), a brand name of mobile electronic equipment
* Whistler (radio), a very low frequency radio phenomenon.
* Whistler (software), Microsoft's Trainable Text-to-Speech Engine.
* "The Whistler", a classic mystery drama radio show.
* "Whistler" (TV series), a TV series set in Whistler, British Columbia
* Whistler Skin also known as "Trillian Whistler", the default skin for the Trillian instant messaging client.
* a Whistler (bird), a genus of Australian passerine birds in the family "Pachycephalidae".
* The Hoary Marmot.
* the development codename for the Microsoft Windows XP computer operating system, named for the resort where it was workshopped (see below).
* Whistler (band), a UK indie band
* Whistler (surname), living and deceased members of Whistler family of England.

As a placename in Canada:
* Whistler, British Columbia, a "resort municipality" in British Columbia, Canada
* Whistler-Blackcomb, the ski resort the municipality is named after
* Whistler Mountain, the geographic entity, named for the hoary marmot, that is one of the two mountains the above ski resort is based around; also a glacier and a creek on that same mountain

As a placename in the USA:
* Whistler, Alabama

As a personal name:
* Anna McNeill Whistler (1804–1881), mother of the artist James McNeill Whistler and model for the painting Whistler's Mother. Wife of George Washington Whistler.
* Charles Whistler (1856–1913), a British writer
* George Washington Whistler (1800–1849), an American railroad engineer
* James Abbott McNeill Whistler (1834–1903), an American-born British painter
* Rex Whistler (1905–1944), a British painter
* Laurence Whistler (1912– 2000), a British glass engraver and poet

As a fictional person:
* Erwin 'Whistler' Emory, a character in the film Sneakers.
* Whistler (Buffyverse), a character in the television series "Buffy the Vampire Slayer"
* Abraham Whistler, mentor to the Marvel Comics character Blade in film and animated continuity
* James Whistler, mysterious inmate in the television series Prison Break's third season