Did Bob Crosby or Bing Crosby sing Dinah?

Bing Crosby is the artist who famously performed the song "Dinah." While Bob Crosby, Bing's younger brother, was also a notable musician, it was Bing's rendition of the song that gained popularity. "Dinah" was a popular standard in the 1920s and has been covered by various artists, but Bing's version is the most recognized.