winner

Noun

• a person with a record of successes
  • his son would never be the achiever that his father was
    
  • only winners need apply
    
  • if you want to be a success you have to dress like a success
    

• a gambler who wins a bet

• the contestant who wins the contest

Related words

• Synonyms: 
  achiever , success , succeeder , victor
• Antonyms: 
  failure , loser , nonstarter , unsuccessful person , also-ran