Why Not may refer to:
Film and TV
* ''
Why Not? with Shania Twain
''Why Not? with Shania Twain'' is an American docuseries series starring Canadian country music singer/songwriter Shania Twain. It premiered on the Oprah Winfrey Network on May 8, 2011. The series is a look at Twain's career, including her upbrin ...
'', an American TV show
* ''