Who was a popular singer in the 1930s?

One of the most popular singers in the 1930s was Bing Crosby. Known for his smooth baritone voice, he became a major figure in music, film, and radio during that decade. Crosby's hits, such as "White Christmas," and his innovative use of the microphone helped shape the sound of popular music in the era. His influence extended beyond music, making him a beloved cultural icon of the time.