1. Barbara Streisand: Feliciano and Streisand recorded a duet of the song "All I Ask of You" for Streisand's album "Love Is the Answer" (2009).
2. Celine Dion: Feliciano collaborated with Dion on a duet of the song "When You Were Loved" for her French album "Sans attendre" (2012).
3. Helen Reddy: Feliciano and Reddy recorded a duet of the song "I Can See Clearly Now" for his album "Fireworks" (1976).
4. The Pointer Sisters: Feliciano collaborated with the Pointer Sisters on a duet of the song "Happiness" for their album "Special Things" (1980).
5. Aretha Franklin: Feliciano and Franklin recorded a duet of the song "(Sweet Sweet Baby) Since You've Been Gone" for Franklin's album "Who's Zoomin' Who?" (1985).
6. Roberta Flack: Feliciano and Flack collaborated on a duet of the song "If I Ever Lose This Heaven" for their album "Roberta Flack Featuring Donny Hathaway" (1972).
7. Diana Ross: Feliciano and Ross recorded a duet of the song "Touch Me in the Morning" for Ross's album "Swept Away" (1984).
8. Linda Ronstadt: Feliciano collaborated with Ronstadt on a duet of the song "Lo siento mi vida" for her album "Canciones de mi padre" (1987).
9. Paulina Rubio: Feliciano and Rubio recorded a duet of the song "Cuando tu no estas" for Rubio's album "Un solo momento" (2006).
10. Olga Tañón: Feliciano collaborated with Tañón on a duet of the song "El día que me quieras" for her album "Olga Viva Viva" (2010).