Fredo is a masculine given name, and diminutive of Alfredo or Federico, which may refer to:

• Getúlio Fredo (born 1954), Brazilian football manager
• Fredo Santana (1990–2018), stage name of American rapper Derrick Coleman (born 1990)
• Fredo Viola (fl. 2004–present), American singer-songwriter and multi-media artist
• Fredo (rapper) (born 1994), London-based rapper

• Fredo Corleone, in the Godfather films and novels
• Fredo Legaspi, a main character in the Filipino TV series Dyesebel (2008 TV series)
• Alfredo "Fredo" Montilla, a protagonist in the Filipino TV series Dyesebel (2014 TV series)
• Fredo, the title character of Fantastic Man, a 2007 Filipino TV series
• Fredo Gupta, a character in Harvey Girls Forever!

• Frei Municipality, a former municipality in Norway whose name was written Fredø until 1889
• Frei (island), an island in Norway whose name was written Fredø until 1889
• Freddo, a chocolate bar shaped like a frog