Perry Como [n°1 US as Till The End Of Time; banned by the BBC]
Les Brown [idem]
Rina Ketty [as Tant que je vivrai]
Yvette Giraud [idem]
Ray Charles Singers [as Till The End Of Time]
Della Reese [all as Till The End Of Time]
Doors [the theme is clearly quoted in Ray Manzarek's solo in Hyacinth House from L.A. Woman]
Chopin's Polonaise (as by José Iturbi) made the US top 20 in the slipstream of Perry Como's hit. This whole Chopin revival was triggered in the first place by autobiographical film A Song To Remember.