| 1.1.1959 | Ascot [Ladies] | | | Hila Paulson | | 1st |
| 10.1.1959 | GP Ardmore | 71 | XK120 | A. D. Bell | A. D. Bell | DNA |
| 10.1.1959 | GP Ardmore | 72 | XK120 | G. Quirk | G. Quirk | DNA |
| 10.1.1959 | GP Ardmore | 80 | XK120 | J. G. Forsyth | J. G. Forsyth | DNA |
| 10.1.1959 | GP Ardmore | 145 | XK120 | K. S. Sandbrook | K. S. Sandbrook | DNA |
| 26.1.1959 | South Pacific Championship | | D-type | Finch | | 2nd |
| 31.1.1959 | Preliminary Pomona [BP+CP+DP] | 60 | XK120 | George Duncan | George Duncan | ?th |
| 31.1.1959 | Preliminary Pomona [BP+CP+DP] | 64 | | Ted Roberts | Ted Roberts | ?th |
| 31.1.1959 | Preliminary Pomona [BP+CP+DP] | 125 | XK120 | Chaffee / Pronin | Jim R. Chaffee | DNA |
| 31.1.1959 | Preliminary Pomona [BM+CM+DM] | 204 | Special | Don Hulette | Don Hulette | DNA |
| 31.1.1959 | Preliminary Pomona [Ladies] | | XK120 | Norah Taylor | | DNA |
| 31.1.1959 | Preliminary Pomona [BP+CP+DP] | | XK120 | Hap Richardson | | ?th |
| 1.2.1959 | Pomona [CP+DP] | 60 | XK120 | George Duncan | George Duncan | raced |
| 1.2.1959 | Pomona [CP+DP] | 64 | | Ted Roberts | Ted Roberts | DNS |
| 1.2.1959 | Pomona [CP+DP] | 125 | XK120 | Jim Chaffee | Jim R. Chaffee | raced |
| 1.2.1959 | Pomona [BM+CM+DM] | 204 | Special | Don Hulette | Don Hulette | 12th |
| 1.2.1959 | Pomona [Ladies] | | XK120 | Norah Taylor | | 10th |
| 1.2.1959 | Pomona [CP+DP] | | XK120 | Hap Richardson | | 8th |
| 15.2.1959 | Preliminary Eagle Mountain [BM+CM+DM+EM+FM+GM] | | C-type | Mason O'Keiff | | 2nd |
| 15.2.1959 | SCCA Regional Eagle Mountain [Main] | | C-type | Mason O'Keiff | | 2nd |
| 7.3.1959 | Consolation Pomona | 18 | D-type | Carlyle Blackwell | Carlyle Blackwell | DNA |
| 7.3.1959 | Preliminary Pomona [BP+CP+DP] | 64 | XK120 M | Hap Richardson | Hap Richardson | ?th |
| 7.3.1959 | Preliminary Pomona | 127 | D-type | Ron Flockhart | Frank Millard Sports Cars | raced |
| 7.3.1959 | Preliminary Pomona [BP+CP+DP] | 146 | XK140 | Dave Ridenour | William J. Power | ?th |
| 7.3.1959 | Preliminary Pomona | 204 | Special | Don Hulette | Don Hulette | raced |
| 8.3.1959 | USAC Pomona | 18 | D-type | Carlyle Blackwell | Carlyle Blackwell | DNA |
| 8.3.1959 | Pomona [BP+CP+DP] | 64 | XK120 M | Hap Richardson | Hap Richardson | 12th |
| 8.3.1959 | Preliminary Mansfield [BM+CM+DM+EM+FM+GM+BP] | 77 | D-type | Bill Fuller | | ?th |
| 8.3.1959 | SCCA Regional Mansfield [Main] | 96 | XKSS | Bob Stonedale | | DNS |
| 8.3.1959 | Preliminary Mansfield [BM+CM+DM+EM+FM+GM+BP] | 96 | XKSS | Bob Stonedale | | 2nd |
| 8.3.1959 | Preliminary Mansfield [BM+CM+DM+EM+FM+GM+BP] | 112 | C-type | Mason O'Keiff | | ?th |
| 8.3.1959 | SCCA Regional Mansfield [Main] | 112 | C-type | Mason O'Keiff | | 2nd |
| 8.3.1959 | USAC Pomona | 127 | D-type | Ron Flockhart | Frank Millard Sports Cars | DNF |
| 8.3.1959 | Pomona [BP+CP+DP] | 146 | XK140 | Dave Ridenour | William J. Power | DNF |
| 8.3.1959 | USAC Pomona | 204 | Special | Don Hulette | Don Hulette | DNF |
| 8.3.1959 | Preliminary Boca Raton [Novice] | | | | | raced |
| 8.3.1959 | Preliminary Boca Raton [Novice] | | | | | 5th |
| 22.3.1959 | SMRC Snetterton [S+1.1] | 27 | D-type | Gerry Ashmore | Ashmore's (Auto Eng.) Ltd | ?th |
| 22.3.1959 | SMRC Snetterton [S+1.1] | 28 | C-type | John Woolfe | J. Woolfe | DNA |
| 22.3.1959 | SMRC Snetterton [S+1.1] | 29 | XK120 | A. Semenou, Jr. | Lt. A. Semenou Jnr. | DNA |
| 22.3.1959 | SMRC Snetterton [S+1.1] | 32 | D-type | Mike Salmon | M. Salmon | DNA |
| 22.3.1959 | SMRC Snetterton [S+1.1] | 36 | D-type | L. A. Brooks | Jim Russell R.D. School | DNA |
| 22.3.1959 | SMRC Snetterton [Formula Libre] | 45 | D-type | L. A. Brooks | Jim Russell Racing Drivers School | DNA |
| 22.3.1959 | SMRC Snetterton [GT] | 116 | Mark I 3.4 | Dick Protheroe | Country Motors | DNA |
| 22.3.1959 | SMRC Snetterton [GT] | 118 | Mark I 3.4 | Gawaine Baillie | Sir G. Baillie | raced |
| 22.3.1959 | SMRC Snetterton [GT] | 137 | XK120 | Russ Taylor | Ecurie Midge | DNA |
| 22.3.1959 | SMRC Snetterton [GT] | 138 | XK120 | G. Millbank | G. Millbank | DNA |
| 22.3.1959 | SMRC Snetterton [GT] | 140 | XK140 | Allen Gibson | R. A. Gibson | DNA |
| 30.3.1959 | National Brands Hatch [GT] | 62 | XK140 | Dick Gibson | Dick Gibson | 3rd |
| 30.3.1959 | NSCC Mallory Park [Formula Libre] | 70 | D-type | M. V. Mackie | M. V. Mackie | DNA |
| 30.3.1959 | NSCC Mallory Park [S+1.2] | 70 | D-type | M. V. Mackie | M. V. Mackie | DNA |
| 30.3.1959 | NSCC Mallory Park [S+1.2] | 71 | C-type | Peter Sargent | P. J. Sargent | DNA |
| 30.3.1959 | NSCC Mallory Park [Formula Libre] | 71 | C-type | Peter Sargent | P. J. Sargent | DNA |
| 30.3.1959 | NSCC Mallory Park [S+1.2] | 77 | XK120 | Dick Protheroe | D. Protheroe | DNA |
| 30.3.1959 | NSCC Mallory Park [PS+1.6] | 77 | XK120 | Dick Protheroe | D. Protheroe | DNA |
| 30.3.1959 | National Brands Hatch [R/S +1.2] | 92 | C-type | John Woolfe | John Woolfe | DNF |
| 4.4.1959 | BARC Mallory Park [Handicap A] | | XK120 | Dick Protheroe | E. R. Protheroe | 1st |
| 4.4.1959 | BARC Mallory Park [Closed Handicap E] | | Mark I 3.4 | Dick Protheroe | E. R. Protheroe | 3rd |
| 4.4.1959 | BARC Mallory Park [Closed Handicap E] | | XK150 | Miss Rosemary Massey | Miss Rosemary Massey | 1st |
| 5.4.1959 | 1000 km Daytona | 7 | D-type | O'Shea / Pabst | Jack Rutherford | 3rd |
| 5.4.1959 | 1000 km Daytona | 27 | D-type | Bill Krause | Bill Krause | 24th |
| 5.4.1959 | SCCA National Pensacola [BP+CP+DP+GM] | 69 | XK150 S | Frank Harris | | 7th |
| 5.4.1959 | SCCA National Pensacola [CM+DM+EM+FM] | 77 | D-type | C. K. Thompson | | DNF |
| 5.4.1959 | SCCA National Pensacola [CM+DM+EM+FM] | 117 | D-type | Bill Fuller | | DNF |
| 5.4.1959 | 1000 km Daytona | | XKSS | Bob Stonedale | | DNA |
| 11.4.1959 | British Empire Trophy [S+1.5] | 12 | D-type | Peter Blond | J. C. Broadhead | 9th |
| 12.4.1959 | SCCA Regional Vineland [Modified+BP] | 1 | Special | Gerry Georgi | | DNA |
| 12.4.1959 | SCCA Regional Vineland [Main] | 1 | Special | Gerry Georgi | | DNA |
| 18.4.1959 | Aintree 200 [S+1.1] | 20 | D-type | Peter Blond | J. C. 'Jack' Broadhead | 11th |
| 18.4.1959 | Aintree 200 [S+1.1] | 22 | D-type | Mike Salmon | Michael Salmon | 14th |
| 18.4.1959 | Novice Stockton [Modified] | | XKSS | Sid Colberg | | 2nd |
| 1959 | Vila do Conde | 3 | XK120 | Carlos Corte-Real | | DNF |
| 1959 | SCCA Regional Metropolitan Stadium [Main] | | D-type | Don Skogmo | | 4th |