2025 Nonthaburi Challenger II – Singles

Singles
2025 Nonthaburi Challenger II

Main article: 2025 Nonthaburi Challenger II

Aslan Karatsev is the defending champion.

Seeds

1. Hsu Yu-hsiou
2. Francesco Maestrelli
3. Gonzalo Oliveira (withdrew)
4. Bai Yan (first round)
5. Marek Gengel (first round, retired)
6. Sun Fajing (first round)
7. Geoffrey Blancaneaux (first round)
8. Rémy Bertola (first round)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

Finals

Semifinals

Final

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	Y-h Hsu	6	6
	Q	K Isomura	2	1				1	Y-h Hsu
	WC	Maximus Jones	63	6	6			WC	M Jones
	Q	B Paire	77	3	4
	WC	Thanapet Chanta	5	3
		R Noguchi	7	6					R Noguchi
		C Denolly	79	4	6				C Denolly
	6	F Sun	67	6	4
	LL	N Oberleitner	4	65
	Q	J Paul	6	77				Q	J Paul
		E Dalla Valle	6	6					E Dalla Valle
	Q	Hikaru Shiraishi	0	2
		O Prihodko	6	3	4
		Andre Ilagan	3	6	6				A Ilagan
		M Cassone	6	6					M Cassone
	8	R Bertola	4	1

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	M Gengel	1r
		H Moriya	5						H Moriya
	Q	Y Takahashi	2	78	3			Q	Y Takahashi
		M Imamura	6	66	1r
		Marat Sharipov	6	6
	Q	Z Kolář	3	4					M Sharipov
		A Karatsev	7	2	77				A Karatsev
	4	Y Bai	5	6	62
	7	G Blancaneaux	0	4
	Alt	D Michalski	6	6				Alt	D Michalski
		J Sels	77	6					J Sels
		C Tabur	64	3
	WC	W Trongcharoenchaikul	4	2
		J Cui	6	6					J Cui
		Christian Langmo	6	1	3			2	F Maestrelli
	2	F Maestrelli	4	6	6

External links

• Main draw
• Qualifying draw