Mercury and Venus do not have moons.
Earth - 1 (the Moon or Luna)
Mars - 2, Deimos and Phobos
Jupiter - 63. The largest are Io, Europa, Ganymede, and Callisto.
Saturn - 18 plus 6 small satellites discovered by the Cassini probe.
Uranus - 21
Neptune - 8
Pluto (now a dwarf planet, sub-category plutoid) - 3, Charon, Nix, and Hydra