Cetus can refer to:

• The constellation Cetus
• The former biotechnology company Cetus Corporation
• Cetus (mythology), the monster sent to devour Andromeda which was slain by Perseus
• "-cetus", a suffix used to describe whales in taxonomy.
• Cetus, a settlement on Earth in the online game Warframe that hosts the Ostrons, a civilization of human traders

• The Road (The Kinks song)
• The Road & the Rodeo
• The Road to Amazing
• The Road to Calvary
• The Road to Calvary (2017 television series)
• The Road to Calvary (TV series)
• The Road to Corinthe
• The Road to Denver
• The Road to Dishonour
• The Road to Divorce
• The Road to Fort Alamo
• The Road to Glory (1926 film)
• The Road to Gundagai
• The Road To Lichfield
• The Road to Lichfield
• The Road to Little Dribbling
• The Road to Little Dribbling: More Notes From a Small Island
• The Road to Little Dribbling: More Notes from a Small Island
• The Road to Mandalay (2016 film)
• The Road to Mandalay (disambiguation)
• The Road to Mandalay (film)
• The Road to Mandalay (Robbie Williams song)
• The Road To Mecca
• The Road to Mecca (disambiguation)
• The Road to Miss Universe Australia