No smoking

No smoking may refer to:

• Smoking ban
• No Smoking (1951 film), a Disney cartoon featuring Goofy
• No Smoking (1955 film), a British comedy film
• No Smoking (2007 film), an Indian psychological thriller directed by Anurag Kashyap and starring John Abraham
• No Smoking (Cow and Chicken episode)
• No Smoking, one segment of the 1993 film Smoking/No Smoking directed by Alain Resnais
• No symbol, which with a cigarette added becomes an international symbol for "no smoking"
• H. Vernon Watson (1886–1952), better known as Nosmo King, popular English variety artist.