No, they are not related.
Danny Rapp was born on May 10, 1942, in Philadelphia, Pennsylvania, USA.
Danny Rapp died on April 4, 1983, in Parker, Arizona, USA of suicide - gunshot.
No, he committed suicide in 1983.
Danny Rapp, Frank Maffei, Joe Terranova, and Dave White
Anthony Rapp's birth name is Anthony Dean Rapp.
Doug Rapp's birth name is Douglas Eugene Rapp.
Gavin Rapp's birth name is Gavin Thaddeus Rapp.
Pat Rapp's birth name is Patrick Leland Rapp.
Paul Rapp's birth name is Paul Winston Rapp.
Peter Rapp's birth name is Peter August Rapp.
Jennifer Rapp is 5'.