Danielle Frida Hélène Boccara was a Moroccan-born French singer of Italian descent, who performed and recorded in a number of languages, including French, Spanish, English, Italian, German, Dutch and Russian.

María de los Ángeles Felisa Santamaría Espinosa, professionally known as Massiel, is a Spanish pop and protest singer, actress, and songwriter. She won the Eurovision Song Contest 1968 with the song "La, la, la", being the first performer from Spain to ever win the contest.