The father was killed during the Second World War while serving in the German army. When the front near Klaipėda was approaching, Lena, together with her mother and brother, moved to the west of Germany and stayed in Memmingen (Bavaria). Studied at the Memmingen school, then at the 16th of February high school in Huytenfeld.in 1979 married Horst Jüssen. Has two sons: Mark (Marco) (1973, from his first marriage) and Don David (1983).in 1981 with Ralph Siegel's song Johnny Blue took second place at the Eurovision Song Contest in Dublin (Ireland) (Bucks Fizz from the UK took first place).Lena Valaitis has received a golden record many times (Goldene Schallplatte and 1982 Goldene Stimmgabel).