Rogelio Ramirez (also known as Roger or Ram) was born in San Juan on September 15, 1913. He arrived on Ellis Island in 1920.He was raised in New York, was recognized as a prodigious talent and by 13 was a professional musician, and a member of the American Federation of Musicians.
Ramirez worked with the Louisiana Stompers, The Spirits of Rhythm, and Monette Moore in 1933. The following year, he joined trumpeter Rex Stewart for a set of recordings that are available today on the Columbia and Classic labels. In 1935, he joined Willie Bryant and in 1937, he went to Europe with a group led by Bobby Martin.