C – Talare och moderatorer
- Camilla Saarinen
- Carin da Silva
- Carl Bildt
- Carl Johan Sundberg
- Carl Tillenius
- Carolina Angelis
- Caroline Ravn
- Caspar Craven
- Cassandra Brunstedt
- Cassiani Fotinos
- Catarina Breitfeld
- Catarina Rolfsdotter-Jansson
- Catarina Rolfsdotter-Jansson
- Cathy O’Dowd
- Cecilia Duberg
- Cecilia Garme
- Cecilia Åkesdotter
- Chad Hurley
- Charbel Gabro
- Charlotta Lundgren
- Charlotta Mellander
- Charlotta Oom
- Charlotte Mattfolk
- Charlotte Ohlson
- Charlotte Signahl
- Charlotte Signahl
- Chris Brauer
- Chris Cassidy
- Chris Hughes
- Chris Pettersson
- Christer Olsson
- Christian von Essen
- Christian von Essen
- Christiana Figueres
- Christina Andersson
- Christina Dahlblom
- Christina Haugsöen
- Christina Rickardsson
- Christina Rickardsson
- Christina Rundcrantz
- Christina Rundkrantz
- Christina Stielli
- Christoffer Nyqvist
- Christopher Kutarna
- Claes Ceverin
- Claes Hellgren
- Claire Williams
- Clara Henry
- Clara Henry
- Clas Malmström
- Claudia Olsson
- Claus Raasted
- Colin MacLachlan
- Colin Moon
- Costas Markides