Alexander Emil Caiola (b. September 7, 1920, Jersey City, New Jersey) is a guitarist who plays jazz, country, rock, western, and pop music. He has been both a studio musician and stage performer. He has recorded over fifty albums and has worked with some of the biggest stars of the 20th Century, including Frank Sinatra, Percy Faith, Mitch Miller, and Tony Bennett.

Al was an active studio musician in the 1950s centered in the New York area. He released some minor records under his own name in that decade. In 1960 he became a recording star on the United Artists label for at least ten years. He had prominent pop hits in 1961 with The Magnificent Seven and Bonanza. The style was inspired by Duane Eddy's twangy bass guitar sound. The arrangements were typically by Don Costa using a large and exciting orchestral backing. Al continuously released singles and albums throughout the 60s and beyond, though no others appeared on the charts except a slight entry in 1964 with From Russia With Love. UA used him to make commercial recordings of many movie and television themes