| Challenger - Rom | 04/26 13:30 | 27 | [173] Hugo Dellien v Billy Harris [207] | 2-6,6-3,6-4 | |
| Challenger - Rom | 04/24 10:10 | 26 | [207] Billy Harris v Jozef Kovalik [164] | 6-3,6-4 | |
| Challenger - Rom | 04/22 11:25 | 25 | [207] Billy Harris v Adrian Andreev [233] | 3-6,6-3,6-4 | |
| Challenger - Oeiras | 04/16 09:00 | 25 | [134] Terence Atmane v Billy Harris [204] | 2-6,6-3,6-4 | |
| Challenger - Split | 04/08 13:15 | 25 | [204] Billy Harris v Filip Misolic [164] | 5-7,3-6 | |
| Challenger - Barcelona | 04/05 09:00 | 27 | [209] Billy Harris v Bernabe Zapata Miralles [143] | 5-7,6-7 | |
| Challenger - Barcelona | 04/04 09:25 | 26 | [209] Billy Harris v Gabriel Debru [352] | Retired | |
| Challenger - Barcelona | 04/02 08:00 | 25 | Billy Harris v Tristan McCormick | 6-1,6-1 | |
| Challenger - Girona | 03/25 14:45 | 25 | [181] Billy Harris v Benjamin Hassan [156] | 3-6,3-6 | |
| Challenger - Hamburg | 03/11 16:15 | 25 | Nicola Kuhn v Billy Harris | 6-4,7-6 | |
| Challenger - Lugano | 03/07 11:00 | 26 | [181] Billy Harris v Mikhail Kukushkin [140] | 6-2,3-6,1-6 | |
| Challenger - Lugano | 03/05 10:25 | 25 | [181] Billy Harris v Mattia Bellucci [184] | 6-7,6-4,6-4 | |
| Challenger - Lille | 03/01 18:05 | 27 | [90] Arthur Rinderknech v Billy Harris [185] | 4-6,7-5,6-4 | |
| Challenger - Lille | 02/28 11:50 | 26 | [185] Billy Harris v Benjamin Hassan [154] | 6-4,4-6,6-3 | |
| Challenger - Lille | 02/26 19:15 | 25 | [191] Billy Harris v Arthur Gea [454] | 6-4,7-6 | |
| Challenger - Manama | 02/15 11:55 | 27 | [191] Billy Harris v Richard Gasquet [130] | 7-5,1-6,2-6 | |
| Challenger - Manama | 02/14 12:05 | 26 | [191] Billy Harris v Gastao Elias [295] | 6-2,6-2 | |
| Challenger - Manama | 02/13 09:30 | 25 | [67] Christopher O'Connell v Billy Harris [191] | Retired | |
| Challenger - Nottingham | 02/08 13:15 | 26 | [250] Matteo Martineau v Billy Harris [196] | 7-6,6-4 | |
| Challenger - Nottingham | 02/06 14:05 | 25 | [488] Alastair Gray v Billy Harris [196] | 4-6,3-6 | |
| Challenger - Koblenz | 01/30 09:30 | 25 | [195] Billy Harris v Hazem Naw [422] | 5-7,5-7 | |
| Challenger - Quimper | 01/25 13:30 | 26 | [272] Mathias Bourgue v Billy Harris [199] | 4-6,7-6,6-3 | |
| Challenger - Quimper | 01/24 14:40 | 25 | [199] Billy Harris v Constant Lestienne [99] | 7-6,7-6 | |
| Challenger - Nonthaburi | 01/15 10:00 | 25 | [199] Billy Harris v Benjamin Hassan [149] | 6-7,1-6 | |
| Australian Open | 01/10 23:00 | 15 | [107] David Goffin v Billy Harris [200] | 3-6,6-3,6-2 | |
| Australian Open | 01/09 01:10 | 14 | [200] Billy Harris v Dimitar Kuzmanov [235] | 0-6,6-2,6-2 | |
| Challenger - Danderyd | 11/13 12:00 | 19 | [204] Billy Harris v Alexander Blockx [412] | 6-7,7-6,4-6 | |
| Challenger - Danderyd | 11/12 12:25 | 14 | Billy Harris v Henrik Bladelius | 6-1,7-6 | |
| ATP - Sofia | 11/08 12:25 | 26 | [28] Jan-Lennard Struff v Billy Harris [221] | 7-6,6-4 | |
| ATP - Sofia | 11/07 14:40 | 25 | [221] Billy Harris v Marc-Andrea Huesler [200] | 6-4,3-6,7-6 |
Wikipedia - Billy Harris (Tennisspieler)
Billy Harris (* 25. Januar 1995 in Nottingham) ist ein britischer Tennisspieler aus England.