Oolong wishes for the most comfortable underwear ever to stop Pilaf.
Goku wished for Bura to be revived.
Piccolo Daimaou wishes for his youth to be restored.
Dragonball Z:

Kami wishes for Goku to be revived.
Dende, Gohan, and Krillin wish for Piccolo's life to be restored.
Dende, Gohan, and Krillin wish for Piccolo to be sent to Namek so he can help in the Freeza fight.
Mr.Popo wishes for all the namekians and any others that were killed during the battle to be wished back to life, and to go to planet earth.
The Z-Fighters to be restored one by one.
A wish for all the people that were killed during the fight with cell to be revived.
Future Trunks's life to be restored.
Bulma's wish for all the good people which were killed to be revived.
Dende's wish for the earth to be restored after it was destroyed by Majin Buu.
Dende's wish for all the earthlings that were killed by Majin Buu to be revived.
A wish for the earthlings to forget about majin buu.
Dragonball GT:

Pilaf's wish for Goku to be turned into a kid again.
Baby Vegeta's wish for a new planet, to be created and located near earth, complete with buildings and plants.
A wish to restore the earth after it was destroyed by the black star dragonballs.
A wish for everyone who was killed during the evil shenlong saga to be revived.

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