The name '''Deep Impact''' may refer to:

*Deep Impact (space mission), the 2005 NASA space mission.
*''Deep Impact (film)'', the 1998 motion picture with Robert Duvall, Téa Leoni, Elijah Wood, and Morgan Freeman
*Deep Impact (racehorse), a Japanese horse

See also:
*Impact event, caused by the collision of large meteoroids, asteroids or comets (generically: bolides) with Earth