Ella Fitzgerald was an American jazz singer and songstress who was widely regarded as one of the greatest female jazz singers of all time. She was nicknamed the 'First Lady of Song' and 'Queen of Jazz'. Her career spanned over half a century, during which she won 13 Grammy Awards and sold over 40 million albums. She was also the first African-American woman to win a Grammy Award. Her influence on jazz music was immense and she is remembered for her unique vocal style and her ability to interpret lyrics.