the squeaky wheel gets the grease

English

The person who complains or speaks up most loudly receives the redress or attention which they seek.
- 1979, James Taylor, “Shower the People”, in In the Pocket, →OCLC:
  I think it's true what they say about the squeaky wheel / Always getting the grease
- 1995, Roger Zelazny, Robert Sheckley, A Farce To Be Reckoned With, Bantam, →ISBN, page 13:
  You know perfectly well that the squeaky wheel gets the grease, and that if you don't complain nothing ever changes.

the person who complains most receives the attention

Danish: som man spørger får man svar
Finnish: kitisemällä saa haluamansa
French: ceux qui parlent le plus fort ont toute l'attention
Galician: quen non chora non mama (literally “he one who does not cry does not breastfeed”)
Hebrew: הגלגל החורק הוא זה שזוכה לשימון, מי שצועק מקבל
Hungarian: néma gyereknek az anyja sem érti a szavát (literally “a mute child, even their mother doesn't understand them”)
Maori: me whāngai anō te mōkai kākā e ngete ai (literally “the pet parrot that is squawking must be fed again”)
Norwegian:
Bokmål: som man roper i skogen får man svar
Polish: najgłośniej zgłaszane problemy rozwiązuje się najszybciej
Portuguese: quem não chora, não mama
Spanish: al que no habla Dios no lo oye (literally “God can't hear that who doesn't speak”), quien no llora, no mama (literally “he who doesn't weep, doesn't breastfeed”)
Turkish: ağlamayana meme yok