First commercial recording by Frank Sinatra (US #9 1946).
Other hit versions by Roy Hamilton (R&B #1 1954), Gerry & the Pacemakers (US #48/UK #1 1963).
http://youtu.be/BYMm5q_tmpQ
From the wiki: “‘You’ll Never Walk Alone’ is a show tune from the 1945 Rodgers and Hammerstein musical Carousel. Besides the recordings of the song on the Carousel cast albums and the film soundtrack, the song has been recorded by many artists, with notable hit versions by Frank Sinatra, Roy Hamilton (‘Unchained Melody‘), and Gerry & the Pacemakers (‘Don’t Let the Sun Catch You Crying‘).