2010 Legg Mason Tennis Classic
Date	August 1–8
Edition	42nd
Category	ATP World Tour 500
Draw	48S / 16D
Prize money	$1,165,500
Surface	Hard / outdoor
Location	Washington, D.C., United States
Champions
Singles
David Nalbandian[1]
Doubles
Mardy Fish / Mark Knowles[2]
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The 2010 Legg Mason Tennis Classic was a tennis tournament played on outdoor hard courts. It was the 42nd edition of this event and was part of the ATP World Tour 500 series of the 2010 ATP World Tour. It took place at the William H.G. FitzGerald Tennis Center in Washington, D.C., USA, from August 1 through August 8, 2010. Unseeded David Nalbandian, who entered the main draw on a wildcard, won the singles title.^[3]

List of Association of Tennis Professionals (ATP) singles entrants, as of July 26, 2010.

Country	Player	Rank[a]	Seed[b]
CZE	Tomáš Berdych	8	1
USA	Andy Roddick	9	2
ESP	Fernando Verdasco	10	3
CRO	Marin Čilić	13	4
USA	John Isner	19	5
USA	Sam Querrey	20	6
SUI	Stanislas Wawrinka	24	7
CYP	Marcos Baghdatis	26	8
LAT	Ernests Gulbis	28	9
CZE	Radek Štěpánek	29	10
AUS	Lleyton Hewitt	30	11
FRA	Julien Benneteau	32	12
FRA	Gilles Simon	33	13
FRA	Michaël Llodra	34	14
USA	Mardy Fish	35	15
KAZ	Andrey Golubev	37	16

The following players received wildcards into the singles main draw

• James Blake
• David Nalbandian
• Fernando Verdasco
• Richard Gasquet

The following players received entry from the qualifying draw:

• Brian Dabul
• Kevin Kim
• Igor Kunitsyn
• Kei Nishikori
• Ryan Sweeting
• Grega Žemlja

David Nalbandian defeated Marcos Baghdatis, 6–2, 7–6^(7–4)

• It was Nalbandian's first title of the year and 11th of his career.

Mardy Fish / Mark Knowles defeated Tomáš Berdych / Radek Štěpánek, 4–6, 7–6^(9–7), [10–7]

• Official website