Wim Fissette Brad Gilbert Stefano Vukov Goran Ivanisevic Rennae Stubbs Patrick Mouratoglou Darren Cahill Juan Carlos Ferrero Severin Luthi Boris Becker Andy Murray Gilles Cervara Nick Cavaday Tomasz Wiktorowski Carlos Moya Emma Raducanu Samuel López Caroline Wozniacki Coco Gauff's coach Brad Gilbert Jason Stacy Anton Dubrov Chris Evert Riccardo Piatti Jannik Sinner's Coaches Benjamin Ebrahimzadeh Carlos Ferrero Samuel Lopez Toni Nadal Richard Williams Mark Petchey David Witt Roger Federer Jessica Pegula Kenneth Carlsen Novak Djokovic Achievements Serena Williams Peter Lundgren Peter Carter Wim Fisette Dawid Celt Ivan Lendl Nicolas Massu Criticism Carsten Arriens Controversies Female Coaches Davide Sanguinetti Apostolos Tsitsipas Jamie Delgado Wayne Ferreira Andy Roddick