Darren stays Darren.
Darren Shan's real name is Darren O'Shaughnessy
Darren : دارين
Darren Urmey goes by Deathgrip Darren.
Danny Darren goes by Danny Darren.
Darren Shan's birth name is Darren O'Shaughnessy.
Darren Rydstrom's birth name is Darren Arthur Rydstrom.
Darren Manzella's birth name is Darren Michael Manzella.
Darren Shahlavi's birth name is Darren Majian Shahlavi.
Darren Rovell's birth name is Darren Michael Rovell.
Darren Kavanagh's birth name is Darren Andrew Kavanagh.
Darren Bent's birth name is Darren Ashley Bent.