Wesley Moodie and Todd Perry were the defending champions, but Moodie chose not to participate, and only Perry competed that year.
Perry partnered with Jordan Kerr, but lost in the first round to Chris Guccione and Robert Smeets.
Jonathan Eysseric and Jérôme Inzerillo were the defending champions, but did not compete in the Juniors in 2008.
Ashley Fisher and Tripp Phillips were the defending champions, but Phillips chose not to participate, and only Fisher competed that year.
Fisher partnered with Jim Thomas, but lost in the semifinals to Jordan Kerr and Robert Lindstedt.
Kei Nishikori was the defending champion, but chose not to participate this year.
Rajeev Ram and Bobby Reynolds were the defending champions, but Ram chose not to compete in doubles.
Reynolds chose to play with Robert Kendrick, but they lost against Treat Conrad Huey and Harsh Mankad in the first round.
Stephen Huss and Joseph Sirianni won in the final 1–6, 6–2, [13–11] against Chris Guccione and Frank Moser.
Brendan Evans won in the final 6–7(4–7), 6–4, 7–6(7–4), against Ilija Bozoljac.
Carsten Ball and Chris Guccione were the defending champions; however, Ball chose not to compete. Guccione competed with Frank Moser.
Rik de Voest and John Peers won the title, defeating Guccione and Moser 6–7(5–7), 6–1, [10–4] in the final.
Carsten Ball and Chris Guccione were the defending champions but Ball decided not to participate.
Guccione played alongside Rik de Voest and won the final against Jordan Kerr and Andreas Siljeström 6–1, 6–4.
Sam Groth and John-Patrick Smith were the defending champion, but they did not play together. Sam Groth played alongside Chris Guccione and lost in the quarterfinals to Ehward Corrie and Daniel Smethurst. John-Patrick Smith decided not to compete this tournament.
Edward Corrie and Daniel Smethurst were the defending champions, however Smethurst chose not to participate. Corrie partnered Frederik Nielsen but lost in the first round.
Marin Čilić was the two-time defending champion, but withdrew before the tournament started due to an arm injury.
The 2015 Challenger Banque Nationale de Drummondville was a professional tennis tournament played on indoor hard courts. It was the 9th edition of the tournament, the 1st in its current location, and part of the 2015 ATP Challenger Tour, offering a total of $50,000 in prize money. It took place in Drummondville, Canada between March 16 and March 22, 2015.
Alexander Peya and Bruno Soares were the defending champions, but lost in the semifinals to Pierre-Hugues Herbert and Nicolas Mahut.
Herbert and Mahut went on to win the title, defeating Marcin Matkowski and Nenad Zimonjić in the final, 6–2, 6–2.
Chris Guccione and Lleyton Hewitt were the defending champions, but Hewitt chose to participate in the Davis Cup quarterfinals instead. Guccione played alongside Matthew Ebden, but lost in the first round to Johan Brunström and Marcelo Demoliner.
Jonathan Marray and Aisam-ul-Haq Qureshi won the title, defeating Nicholas Monroe and Mate Pavić in the final, 4–6, 6–3, [10–8].
Jean-Julien Rojer and Horia Tecău were the defending champions but chose not to participate. Jonathan Erlich and Colin Fleming won the title, defeating Chris Guccione and André Sá in the final, 6–1, 6–7(3–7), [10–6].
Philip Bester and Chris Guccione were the defending champions, but Guccione decided not to participate this year. Bester partnered with Peter Polansky, but lost in the quarterfinals to Daniel Evans and Lloyd Glasspool.
Marius Copil and Adrian Ungur were the defending champions, but lost in the first round to Chris Guccione and André Sá.
Florin Mergea and Horia Tecău won the title, defeating Guccione and Sá in the final, 7–5, 6–4.
Rajeev Ram was the defending champion, but lost in the second round to Dudi Sela.
Jonathan Marray and Aisam-ul-Haq Qureshi were the defending champions, but Qureshi chose to compete in Hamburg instead. Marray played alongside Adil Shamasdin, but lost in the final to Sam Groth and Chris Guccione, 4–6, 3–6.
Frank Dancevic and Giovanni Lapentti were the defending champions, but they did not compete in the Juniors this year.
Philip Bester 
Chris Guccione 
Frank Moser 
