16‑Nov‑1981 | Bangkok | Carpet | QF | 64 | 39 | (4)Bill Scanlon [USA] d. (7)Austin | 6-3 6-2 | | | | | | | | | |
16‑Nov‑1981 | Bangkok | Carpet | R16 | 64 | | (7)Austin d. Jonathan Smith [GBR] | 6-4 7-5 | | | | | | | | | |
16‑Nov‑1981 | Bangkok | Carpet | R32 | 64 | | (7)Austin d. Louk Sanders [NED] | 6-2 4-6 6-4 | | | | | | | | | |
9‑Nov‑1981 | Taipei | Carpet | R32 | 54 | | Robert Vant Hof [USA] d. (7)Austin | 6-4 6-2 | | | | | | | | | |
2‑Nov‑1981 | Hong Kong | Hard | R16 | 54 | 48 | (8)Bruce Manson [USA] d. Austin | 7-5 6-3 | | | | | | | | | |
2‑Nov‑1981 | Hong Kong | Hard | R32 | 54 | 74 | Austin d. Rod Frawley [AUS] | 6-4 6-7 7-6 | | | | | | | | | |
19‑Oct‑1981 | Vienna | Hard | R16 | 52 | 25 | (3)Stan Smith [USA] d. (9)Austin | 6-2 6-4 | | | | | | | | | |
19‑Oct‑1981 | Vienna | Hard | R32 | 52 | | (9)Austin d. Dave Siegler [USA] | 6-2 2-6 7-6 | | | | | | | | | |
19‑Oct‑1981 | Vienna | Hard | R64 | 52 | | (9)Austin d. (Q)Steve Meister [USA] | 6-2 6-4 | | | | | | | | | |
12‑Oct‑1981 | Basel | Hard | R16 | 47 | 88 | Steve Krulevitz [USA] d. (7)Austin | 6-3 6-3 | | | | | | | | | |
12‑Oct‑1981 | Basel | Hard | R32 | 47 | 82 | (7)Austin d. Nick Saviano [USA] | 7-5 7-5 | | | | | | | | | |
21‑Sep‑1981 | San Francisco | Carpet | R32 | 43 | 3 | (2)Jimmy Connors [USA] d. Austin | 6-4 6-3 | | | | | | | | | |
1‑Sep‑1981 | US Open | Hard | R64 | 45 | 8 | (8)Eliot Teltscher [USA] d. Austin | 6-2 6-2 6-2 | | | | | | | | | |
1‑Sep‑1981 | US Open | Hard | R128 | 45 | 86 | Austin d. Nick Saviano [USA] | 6-2 6-7 6-1 6-4 | | | | | | | | | |
17‑Aug‑1981 | Cincinnati | Hard | R32 | 43 | 19 | (9)Vitas Gerulaitis [USA] d. Austin | 6-3 6-7 6-1 | | | | | | | | | |
17‑Aug‑1981 | Cincinnati | Hard | R64 | 43 | | Austin d. (Q)Kevin Kerns [USA] | 6-2 6-1 | | | | | | | | | |
10‑Aug‑1981 | Montreal / Toronto | Hard | R64 | 40 | 9 | (7)Brian Teacher [USA] d. Austin | 5-7 6-2 6-4 | | | | | | | | | |
3‑Aug‑1981 | Columbus | Hard | F | 47 | 11 | (1)Brian Teacher [USA] d. Austin | 6-3 6-2 | | | | | | | | | |
3‑Aug‑1981 | Columbus | Hard | SF | 47 | 84 | Austin d. Hank Pfister [USA] | 7-5 7-5 | | | | | | | | | |
3‑Aug‑1981 | Columbus | Hard | QF | 47 | 69 | Austin d. Tim Gullikson [USA] | 6-2 6-3 | | | | | | | | | |
3‑Aug‑1981 | Columbus | Hard | R16 | 47 | | Austin d. Bernard Mitton [RSA] | 6-1 6-2 | | | | | | | | | |
3‑Aug‑1981 | Columbus | Hard | R32 | 47 | 68 | Austin d. Tim Wilkison [USA] | 6-3 6-3 | | | | | | | | | |
22‑Jun‑1981 | Wimbledon | Grass | R128 | 53 | | (Q)Mats Wilander [SWE] d. Austin | 6-7 6-2 6-2 6-2 | | | | | | | | | |
13‑Jun‑1981 | Bristol | Grass | R32 | 57 | | Ron Hightower [USA] d. Austin | 2-6 6-3 6-2 | | | | | | | | | |
8‑Jun‑1981 | Queen's Club | Grass | R16 | 57 | 10 | (4)Brian Teacher [USA] d. (16)Austin | 6-4 6-1 | | | | | | | | | |
8‑Jun‑1981 | Queen's Club | Grass | R32 | 57 | 91 | (16)Austin d. Paul Kronk [AUS] | 2-6 6-2 9-7 | | | | | | | | | |
8‑Jun‑1981 | Queen's Club | Grass | R64 | 57 | 83 | (16)Austin d. Tim Wilkison [USA] | 6-7 7-6 6-4 | | | | | | | | | |
20‑Apr‑1981 | Las Vegas | Hard | QF | 80 | 7 | (2)Harold Solomon [USA] d. (Q)Austin | 6-4 6-2 | | | | | | | | | |
20‑Apr‑1981 | Las Vegas | Hard | R16 | 80 | 40 | (Q)Austin d. Tom Gullikson [USA] | 6-4 6-3 | | | | | | | | | |
20‑Apr‑1981 | Las Vegas | Hard | R32 | 80 | 12 | (Q)Austin d. (6)Wojtek Fibak [POL] | 6-2 2-6 6-1 | | | | | | | | | |
13‑Apr‑1981 | Los Angeles | Hard | R16 | 83 | 2 | (1)John Mcenroe [USA] d. Austin | 6-3 6-2 | | | | | | | | | |
13‑Apr‑1981 | Los Angeles | Hard | R32 | 83 | 82 | Austin d. Tim Wilkison [USA] | 6-4 6-2 | | | | | | | | | |
2‑Mar‑1981 | Denver | Carpet | R16 | 88 | 26 | (3)John Sadri [USA] d. Austin | 6-3 6-4 | | | | | | | | | |
2‑Mar‑1981 | Denver | Carpet | R32 | 88 | | Austin d. (Q)Juan Farrow [USA] | 6-1 6-3 | | | | | | | | | |
16‑Feb‑1981 | La Quinta | Hard | R32 | 98 | 15 | (8)Brian Gottfried [USA] d. Austin | 6-3 6-4 | | | | | | | | | |
16‑Feb‑1981 | La Quinta | Hard | R64 | 98 | 86 | Austin d. Eddie Edwards [RSA] | 6-2 6-2 | | | | | | | | | |
19‑Jan‑1981 | Monterrey WCT | Carpet | R16 | | 18 | (5)John Sadri [USA] d. Austin | 6-4 6-1 | | | | | | | | | |
19‑Jan‑1981 | Monterrey WCT | Carpet | R32 | | | Austin d. Peter Elter [GER] | 7-6 6-3 | | | | | | | | | |