J. Geils (born 1946), blues-rock lead guitarist, singer, and founder of The J. Geils Band.
Recognized as one of the leading engineers in Europe at the time, he worked with many top acts, from The Who, Pink Floyd, ABBA, the Doors, Jefferson Airplane, the Beach Boys to Elton John, Rod Stewart, the Faces, The Rolling Stones, the Doobie Brothers, J. Geils, Frank Zappa, and many more.
Best of the J. Geils Band is the first Best Of album by American rock band The J. Geils Band, released in 1979 (see 1979 in music).