| Artem Koshovyi defeated Guilherme Sousa |
2010 EuroTour Portugal Open 9-Ball |
| Radoslaw Babica defeated Guilherme Sousa |
2010 EuroTour Portugal Open 9-Ball |
| Guilherme Sousa defeated Ana Majirina |
2010 EuroTour Portugal Open 9-Ball |
| Guilherme Sousa defeated Bruno Muratore |
2010 EuroTour Portugal Open 9-Ball |
| Tomas Larsson defeated Guilherme Sousa |
2014 EuroTour North Cyprus Open 9-Ball |
| Chris Melling defeated Guilherme Sousa |
2014 EuroTour North Cyprus Open 9-Ball |
| Guilherme Sousa defeated Oliver Ortmann |
2014 EuroTour North Cyprus Open 9-Ball |
| Guilherme Sousa defeated Rui Edgar Franco |
2014 EuroTour North Cyprus Open 9-Ball |
| Onuc Althur defeated Guilherme Sousa |
2012 EuroTour North Cyprus Open 9-Ball |
| Roman Hybler defeated Guilherme Sousa |
2012 EuroTour North Cyprus Open 9-Ball |
| Pal Helgesen defeated Guilherme Sousa |
2012 EuroTour Italy Open 10-Ball |
| Konstantin Stepanov defeated Guilherme Sousa |
2012 EuroTour Italy Open 10-Ball |
| Guilherme Sousa defeated Michelangelo Laurano |
2012 EuroTour Italy Open 10-Ball |
| Ralf Souquet defeated Guilherme Sousa |
2011 EuroTour Italy Open 9-Ball |
| Guilherme Sousa defeated Damianos Giallourakis |
2011 EuroTour Italy Open 9-Ball |
| Guilherme Sousa defeated Massimo Laucci |
2011 EuroTour Italy Open 9-Ball |
| Guilherme Sousa defeated Elvis Ambord |
2011 EuroTour Italy Open 9-Ball |
| Guilherme Sousa defeated Daniel-Alin Dutescu |
2011 EuroTour Italy Open 9-Ball |
| Ralf Souquet defeated Guilherme Sousa |
2011 EuroTour Italy Open 9-Ball |
| Guilherme Sousa defeated Antonio Feliziani |
2011 EuroTour Italy Open 9-Ball |
| Guilherme Sousa defeated Michael Gyau |
2012 EuroTour German Open 10-Ball |
| Nikos Ekonomopoulos defeated Guilherme Sousa |
2012 EuroTour German Open 10-Ball |
| Guilherme Sousa defeated Marek Hajdovsky |
2012 EuroTour German Open 10-Ball |
| Mariusz Skoneczny defeated Guilherme Sousa |
2011 EuroTour German Open 10-Ball |
| Guilherme Sousa defeated Arfan Dad |
2011 EuroTour German Open 10-Ball |
| Guilherme Sousa defeated Niels Feijen |
2011 EuroTour German Open 10-Ball |
| Guilherme Sousa defeated Bartosz Rozwadowski |
2011 EuroTour German Open 10-Ball |
| Guilherme Sousa defeated Carmine Nanula |
2011 EuroTour German Open 10-Ball |
| Guilherme Sousa defeated Federico Campanelli |
2011 EuroTour German Open 10-Ball |
| Guilherme Sousa defeated Pedro Fonseca |
2011 EuroTour German Open 10-Ball |
| Gabor Solymosi defeated Guilherme Sousa |
2011 EuroTour German Open 10-Ball |
| Joakim Haugen defeated Guilherme Sousa |
2011 EuroTour French Open 9-Ball |
| Guilherme Sousa defeated Alex Borg |
2011 EuroTour French Open 9-Ball |
| Guilherme Sousa defeated Mike Nikolaev |
2011 EuroTour French Open 9-Ball |
| Guilherme Sousa defeated Alain Da Costa |
2011 EuroTour French Open 9-Ball |
| Nick van den Berg defeated Guilherme Sousa |
2011 EuroTour French Open 9-Ball |
| Guilherme Sousa defeated Stephane Vanel |
2011 EuroTour French Open 9-Ball |
| Dominic Jentsch defeated Guilherme Sousa |
2010 EuroTour Costa Blanca Open 10-Ball |
| Guilherme Sousa defeated Petter Odegaard |
2010 EuroTour Costa Blanca Open 10-Ball |
| David Alcaide defeated Guilherme Sousa |
2010 EuroTour Costa Blanca Open 10-Ball |
| Mats Nygren defeated Guilherme Sousa |
2013 EuroTour Bosnia & Herzegovina Open 10-Ball |
| Guilherme Sousa defeated Alexis Papageorgiou |
2013 EuroTour Bosnia & Herzegovina Open 10-Ball |
| Nick Malai defeated Guilherme Sousa |
2013 EuroTour Bosnia & Herzegovina Open 10-Ball |
| Guilherme Sousa defeated Tommy Wolff |
2013 EuroTour Bosnia & Herzegovina Open 10-Ball |
| Marc Bijsterbosch defeated Guilherme Sousa |
2016 EuroTour Billard Treviso Open 9-Ball |
| Guilherme Sousa defeated Ville Hamalainen |
2016 EuroTour Billard Treviso Open 9-Ball |
| Guilherme Sousa defeated Reda Belhaj |
2016 EuroTour Billard Treviso Open 9-Ball |
| Alexander Kazakis defeated Guilherme Sousa |
2016 EuroTour Billard Treviso Open 9-Ball |
| Guilherme Sousa defeated Matjaz Erculj |
2016 EuroTour Billard Treviso Open 9-Ball |
| Jaroslav Polach defeated Guilherme Sousa |
2015 EuroTour Billard Portugal Open 9-Ball |
| Guilherme Sousa defeated Angelo Salzano |
2015 EuroTour Billard Portugal Open 9-Ball |
| Dagxio Orellana-Pina defeated Guilherme Sousa |
2015 EuroTour Billard Portugal Open 9-Ball |
| Francisco Diaz-Pizarro defeated Guilherme Sousa |
2015 EuroTour Billard Italian Open 9-Ball |
| Guilherme Sousa defeated Markus Leppiaho |
2015 EuroTour Billard Italian Open 9-Ball |
| Imran Majid defeated Guilherme Sousa |
2015 EuroTour Billard Italian Open 9-Ball |
| Guilherme Sousa defeated Admir Muho |
2015 EuroTour Billard Italian Open 9-Ball |
| Michael Scheffler defeated Guilherme Sousa |
2015 EuroTour Billard German Open 9-Ball |
| Nikos Ekonomopoulos defeated Guilherme Sousa |
2015 EuroTour Billard German Open 9-Ball |
| Guilherme Sousa defeated Henrikas Strolis |
2015 EuroTour Billard German Open 9-Ball |
| Ivo Aarts defeated Guilherme Sousa |
2016 EuroTour Billard Dutch Open 9-Ball |
| Marc Bijsterbosch defeated Guilherme Sousa |
2016 EuroTour Billard Dutch Open 9-Ball |
| Guilherme Sousa defeated Hoa Nguyen |
2016 EuroTour Billard Dutch Open 9-Ball |
| Francisco Diaz-Pizarro defeated Guilherme Sousa |
2015 EuroTour Billard Austrian Open 9-Ball |
| Khalid Esbaitah defeated Guilherme Sousa |
2015 EuroTour Billard Austrian Open 9-Ball |
| Alexander Kazakis defeated Guilherme Sousa |
2013 EuroTour Austria Open 9-Ball |
| Guilherme Sousa defeated Richard Toporis |
2013 EuroTour Austria Open 9-Ball |
| Babken Melkonyan defeated Guilherme Sousa |
2013 EuroTour Austria Open 9-Ball |
| Guilherme Sousa defeated Markus Anzenberger |
2012 EuroTour Austria Open 9-Ball |