Len Lesser's birth name is Leonard King Lesser.
Len Kasper's birth name is Len Joseph Kasper.
Michael Len's birth name is James Michael Len.
Len Teeuws's birth name is Leonard Teeuws.
Len Wayland's birth name is Leonard Wayland.
Len Barry's birth name is Leonard Borisoff.
Len Hammond's birth name is Leonard Hammond.
Len Combs's birth name is Lenny Gene Combs.
Len Rohde's birth name is Leonard Emil Rohde.
Len Roos's birth name is Leonard H. Roos.
Len Richard's birth name is Leonard Richard III.
Len Wein's birth name is Leonard Norman Wein.
Len Adleman's birth name is Leonard Max Adleman.