Ketty Lester is an American singer and actress known for her 1961 hit single "Love Letters", which reached the top 5 of the charts in the U.S. and the UK. She is also known for her role as Hester-Sue Terhune on the American television series Little House on the Prairie. In 2022 she was inducted into the Arkansas Black Hall of Fame.

"Love Letters" is a 1945 popular song with lyrics by Edward Heyman and music by Victor Young. The song appeared, without lyrics, in the film of the same name released in October 1945. A vocal version by Dick Haymes, arranged and conducted by Young, was recorded in March 1945 and peaked in popularity in September. "Love Letters" was subsequently nominated for the Academy Award for Best Original Song in 1945, but lost to "It Might as Well Be Spring" from State Fair.