2003 Grand Prix de Tennis de Lyon – Singles

Paul-Henri Mathieu was the defending champion but lost in the first round to Rainer Schüttler.

Singles
2003 Grand Prix de Tennis de Lyon
Final
Champion	Rainer Schüttler
Runner-up	Arnaud Clément
Score	7–5, 6–3
Events
Singles Doubles
← 2002 · Grand Prix de Tennis de Lyon · 2004 →

Schüttler won in the final 7–5, 6–3 against Arnaud Clément.

Seeds

1.   Rainer Schüttler (champion)
2.   Sébastien Grosjean (first round)
3.   Paradorn Srichaphan (semifinals)
4.   Félix Mantilla (first round)
5.   Mardy Fish (first round)
6.   Wayne Ferreira (first round)
7.   Marat Safin (first round)
8.   Yevgeny Kafelnikov (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
	1	Rainer Schüttler	6	3	7
		Mikhail Youzhny	3	6	5
								1	Rainer Schüttler	7	6
									Arnaud Clément	5	3
	3	Paradorn Srichaphan	2	3
		Arnaud Clément	6	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	R Schüttler	6	6
		P-H Mathieu	2	2				1	R Schüttler	4	7^7	7
		N Lapentti	2	6^3					I Ljubičić	6	6^2	5
		I Ljubičić	6	7^7											1	R Schüttler	7^7	6
	Q	X Malisse	5	6	6										Q	X Malisse	6^2	4
	SE	A Pavel	7	3	4			Q	X Malisse	6	6
	Q	T Enqvist	7^9	7^7				Q	T Enqvist	3	4
	6	W Ferreira	6^7	6^3																		1	R Schüttler	6	3	7
	4	F Mantilla	3	6^2																			M Youzhny	3	6	5
		M Youzhny	6	7^7					M Youzhny	1	7^7	6
		R Nadal	3	5					D Hrbatý	6	6^1	2
		D Hrbatý	6	7												M Youzhny	7^7	6
		R Sluiter	6^5	3												R Ginepri	6^3	2
		R Ginepri	7^7	6					R Ginepri	4	6	6
	SE	C Saulnier	7	6				SE	C Saulnier	6	3	4
	5	M Fish	5	3

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	7	M Safin	1	4
		F Santoro	6	6					F Santoro	6	5	6
	WC	À Corretja	6^3	6^5				Q	M Rosset	3	7	4
	Q	M Rosset	7^7	7^7												F Santoro	6	3	6^4
		O Rochus	3	7^7	6										3	P Srichaphan	1	6	7^7
	WC	T Ascione	6	6^4	3				O Rochus	3	2
		D Sánchez	1	1				3	P Srichaphan	6	6
	3	P Srichaphan	6	6																		3	P Srichaphan	2	3
	8	Y Kafelnikov	2	3																			A Clément	6	6
		F Vicente	6	6					F Vicente	1	4
		A Clément	6	6					A Clément	6	6
		F Saretta	3	4												A Clément	6	6
	Q	H Arazi	6^7	7	7^7										Q	H Arazi	3	4
		R Štěpánek	7^9	5	6^5			Q	H Arazi	6	6
	WC	N Mahut	4	6	r			WC	N Mahut	2	4
	2	S Grosjean	6	3

References

• 2003 Grand Prix de Tennis de Lyon Main Draw
• 2003 Grand Prix de Tennis de Lyon Qualifying Draw