Doris Day (born Doris Mary Ann Kappelhoff; April 3, 1922 – May 13, 2019) was an American singer, actress, and animal welfare activist. She was one of the most popular and beloved performers of the 1950s and 1960s, known for her wholesome image and talent as both a singer and an actress.

Day began her career as a big band singer in the late 1930s and early 1940s, with hits such as "Sentimental Journey" and "My Dreams Are Getting Better All the Time." She transitioned to acting in the 1940s and appeared in a number of films, including "Romance on the High Seas" (1948), "Calamity Jane" (1953), "The Man Who Knew Too Much" (1956), and "Pillow Talk" (1959), for which she received an Academy Award nomination.

Day's wholesome image and girl-next-door charm made her a favorite among audiences, and she went on to become one of the highest-paid actresses in Hollywood. She also continued to release music throughout her career, with hits such as "Que Sera, Sera (Whatever Will Be, Will Be)" and "Everybody Loves a Lover."

In addition to her entertainment career, Day was also a passionate animal welfare activist. She founded the Doris Day Animal Foundation in 1978, which works to promote the welfare and protection of animals.

Day's career spanned several decades, and she remained a beloved and influential figure in popular culture until her death in 2019. She is remembered as a talented and versatile performer, as well as a dedicated and compassionate advocate for animal welfare.