Here are the Vols' updated ATP Tour rankings as of May 14, 2012. The Vols are listed by highest singles ranking first. The number in parenthesis denotes change from previous week.

Rhyne Williams

Singles: 296 (+37)

Doubles: 391 (+5)

Note: Cracked the top 300 for the first time in his career after reaching the quarterfinals of the Rome 2 Challenger ... Playing a $10,000 Futures this week in Spain.

John-Patrick Smith

Singles: 300 (+36)

Doubles: 170 (+12)

Note: Ranked in the top 300 for the first time too after sweeping the singles and doubles titles two weeks ago at Vero Beach, Fla. ... Reached doubles final last week at the Orange Park (Fla.) Futures ... Off this week.

Tennys Sandgren

Singles: 338 (+11)

Doubles: 335 (-2)

Note: Points added for semifinal appearance at the Vero Beach (Fla.) Futures ... Reached singles final last week at the Orange Park (Fla.) Futures ... Playing this week at the Tampa (Fla.) Futures, also a $10,000 Futures event.

Adam Hubble

Singles: N/A

Doubles: 379 (+1)

Note: Lost in the first round of doubles last week at the Dusan Challenger in South Korea ... Playing a $15,000 Futures event in Korea this week with fellow Aussie Sam Groth.

Ben Rogers

Singles: N/A

Doubles: 527 (+64)

Note: Points added for winning the doubles title two weeks ago with John-Patrick Smith at the Vero Beach (Fla.) Futures ... Reached doubles final last week at the Orange Park (Fla.) Futures.

Matteo Fago

Singles: 1794 (-73)

Doubles: N/A

Note: Has qualified for the main draw of a $15,000 Futures event in Pozzuoli, Italy.