Fludd may refer to:

People Robert Fludd, 16th century mystic Thomas Fludd, MP

Other Fludd (band), a Canadian rock band prominent in the 1970s Fludd (novel), a novel by Hilary Mantel F.L.U.D.D. (Flash Liquidizer Ultra Dousing Device), a water jet used as Mario's main weapon in Super Mario Sunshine

See also Flood (disambiguation)