Hudson may refer to:

• Hudson Bay, a body of water in northern Canada
• Hudson River, a river in the eastern U.S.
• Hudson's Bay , a 1940 film
• Hudson Soft, a Japanese video game developer
• Hudson Motor Car, an automobile manufacturing company
• Lockheed Hudson, a World War II maritime patrol aircraft
• A railroad steam locomotive type. In the Whyte notation, a 4-6-4.

Hudson is the name of:

• Henry Hudson, explorer
• William Henry Hudson, writer
• Hudson, a character on the Walt Disney animated series Gargoyles (named after the river)
• Herb Hudson, the founder of the soul-food restaurant chain known as Roscoe's House of Chicken 'n Waffles.

Hudson is the name of a place in Canada:

• Hudson, Quebec

Hudson is the name of several places in the United States of America:

• Hudson, Florida
• Hudson, Illinois
• Hudson, Iowa
• Hudson, Kansas
• Hudson, Maine
• Hudson, Massachusetts
• Hudson, Michigan
• Hudson, New Hampshire
• Hudson, New York and New Hudson, New York
• Hudson, North Carolina
• Hudson, Ohio
• Hudson, Wisconsin
• Hudson County, New Jersey
• Hudson Township, Michigan
• Hudsonville, Michigan