Correct spelling for the English word “known” is [nˈə͡ʊn], [nˈəʊn], [n_ˈəʊ_n] (IPA phonetic alphabet).
What does Known mean?
Known is the past participle of know. 2. adjective. You use known to describe someone or something that is clearly recognized by or familiar to all people or to a particular group of people.