| Futures 2024 | Round | Result | H | A | 
		
			| 09.08. |  | Chopr / Marti - Fishb / Harpe | QF | 7-62, 6-2 | 1.66 | 2.07 | 
		
			| 08.08. |  | Fishb / Harpe - Kumar / Sheeh | R16 | 6-3, 6-1 | 2.43 | 1.49 | 
		
			| 21.06. |  | Neff / Svajd - Harpe / Harpe | SF | 7-65, 6-4 | 2.45 | 1.49 | 
		
			| 21.06. |  | Harpe / Harpe - Bulla / Ponwi | QF | 6-1, 6-2 | 1.65 | 2.08 | 
		
			| 20.06. |  | Harpe / Harpe - Fuchs / Scigl | R16 | 6-4, 7-63 | 1.33 | 3.08 | 
		
			| 12.06. |  | Kirch / Malon - Charl / Harpe | R16 | 2-6, 6-3, 14-12 | 1.83 | 1.83 | 
		
			| 07.05. |  | Eriks / Saar - Harpe / Scigl | R16 | 6-4, 6-4 | 2.92 | 1.35 | 
		
			| 23.04. |  | Jong / Mulle - Harpe / Locci | R16 | 6-3, 6-2 | 1.21 | 3.84 | 
		
			| 20.04. |  | Harpe / Roman - Garci / Nagel | F | 2-6, 6-4, 10-7 | 1.88 | 1.81 | 
		
			| 19.04. |  | Harpe / Roman - Dussi / Jonot | SF |  | 1.45 | 2.53 | 
		
			| 18.04. |  | Harpe / Roman - Fomba / Izqui | QF | 7-5, 6-2 | 1.65 | 2.06 | 
		
			| 17.04. |  | Harpe / Roman - Hudd / Wende | R16 | 6-4, 65-7, 13-11 | 2.08 | 1.65 | 
		
			| 04.04. |  | Dussi / Vande - Harpe / Roman | QF | 2-6, 6-4, 10-8 | 2.48 | 1.46 | 
		
			| 02.04. |  | Harpe / Roman - Papam / Stenz | R16 | 6-4, 6-2 | 1.50 | 2.49 | 
		
			| 22.03. |  | Kang / Rajes - Harpe / Klint | SF | 1-6, 6-2, 11-9 | 1.59 | 2.16 | 
		
			| 21.03. |  | Harpe / Klint - Broom / Steve | QF | 65-7, 6-2, 10-7 | 5.27 | 1.12 | 
		
			| 20.03. |  | Harpe / Klint - Neste / Strod | R16 | 7-5, 7-65 | 2.15 | 1.58 | 
		
			| 15.03. |  | Harpe / Hudd - Harpe / Klint | QF | 6-3, 6-4 | 1.20 | 3.97 | 
		
			| 13.03. |  | Harpe / Klint - Altam / Mayo | R16 | 6-2, 6-4 | 2.01 | 1.67 | 
		
			| 22.02. |  | Heck / Miyos - Harpe / Wesse | QF | 6-4, 65-7, 10-7 | 1.57 | 2.19 | 
		
			| 21.02. |  | Harpe / Wesse - Frutt / Hilde | R16 | 4-6, 6-2, 10-4 | 1.80 | 1.84 | 
		
			| Burnie 2 challenger | Round | Result | H | A | 
		
			| 08.02. |  | Lock / Shimi - Brads / Harpe | QF | 6-4, 6-2 | 1.15 | 4.12 | 
		
			| 07.02. |  | Brads / Harpe - Sakel / Taylo | R16 | 7-64, 7-66 | 3.75 | 1.18 |