Jeff Keane is the youngest son of Bil Keane, and currently inks and colors the syndicated comic strip The Family Circus.
The character Jeffy from The Family Circus was based on Jeff when he was growing up. Jeff was a theater major in college, but gradually grew into the family business. He lives in Laguna Hills, California, in the Nellie Gail Ranch community.
Keane was elected president of The National Cartoonists Society for the 2007–2009 term. He was re-elected president for the 2009-2011 term.