2013 Knoxville Challenger

Country	Player	Rank1	Seed
USA	Tim Smyczek	83	1
USA	Denis Kudla	90	2
USA	Jack Sock	94	3
USA	Michael Russell	96	4
USA	Donald Young	104	5
USA	Ryan Harrison	105	6
USA	Rajeev Ram	120	7
USA	Alex Kuznetsov	121	8

• ¹ Rankings are as of October 28, 2013.

The following players received wildcards into the singles main draw:

• Jarryd Chaplin
• Jarmere Jenkins
• Jack Sock

The following players used protected ranking into the singles main draw:

• Laurent Rochette

The following players received entry as an alternate into the singles main draw:

• Edward Corrie
• Denis Kudla
• David Rice

The following players received entry from the qualifying draw:

• Mitchell Frank
• Takanyi Garanganga
• Kevin King
• Sanam Singh

The following players received entry into the singles main draw as lucky losers:

• Fritz Wolmarans

• Tim Smyczek def. Peter Polansky 6–4, 6–2

• Samuel Groth / John-Patrick Smith def. Carsten Ball / Peter Polansky 6–7^(6–8), 6–2, [10–7]

• Official Website