<nowiki>Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Ivan Wolffers; Dutch writer and physician; Nederlands arts en schrijver (1948–2022); dokter asal Kerajaan Belanda; eskritor hulandes; Ivan Norbert Wolffers; Ivan N. Wolffers</nowiki>