A "turning point for someone" refers to a moment or event that has a significant impact on a person's life and causes them to change course or make a big decision.
Sentences with «turning point for someone»
The contest was a major turning point for female bodybuilding. (en.wikipedia.org)
I think 2015 will be a real turning point for me as I really dive deep into self - love and self - value. (femfusionfitness.com)