Leandro Santiago Peñalver González (born May 23, 1961, in Matanzas) is a retired Cuban athlete who competed in the sprints. His personal best is 10.06 seconds, achieved in Caracas in 1983. Despite having much international success, he never competed in the Olympics, as Cuba boycotted both the 1984 Summer Olympics and the 1988 Summer Olympics.
| 1981 | Universiade | Bucharest, Romania | 18th (h) | 100 m | 10.81 | |
| 19th (sf) | 200 m | 21.83 | ||||
| 4th | 4 × 100 m relay | 39.58 | ||||
| 1982 | Central American and Caribbean Games | Havana, Cuba | bgcolor=gold | 1st | 100 m | 10.16 |
| bgcolor=gold | 1st | 200 m | 20.42 | |||
| bgcolor=gold | 1st | 4 × 100 m relay | 39.15 | |||
| 1983 | Pan American Games | Caracas, Venezuela | bgcolor=gold | 1st | 100 m | 10.06 |
| bgcolor=silver | 2nd | 200 m | 20.53 | |||
| bgcolor=silver | 2nd | 4 × 100 m relay | 38.55 | |||
| World Championships | Helsinki, Finland | 15th (sf) | 100 m | 10.47 | ||
| 1984 | Friendship Games | Moscow, Soviet Union | 3rd | 100 m | 10.21 | |
| 4th | 200 m | 20.65 | ||||
| bgcolor=silver | 2nd | 4 × 100 m relay | 38.79 | |||
| 1985 | Central American and Caribbean Championships | Nassau, Bahamas | bgcolor=gold | 1st | 200 m | 20.56 |
| bgcolor=gold | 1st | 4 × 100 m relay | 39.17 | |||
| bgcolor=gold | 1st | 4 × 400 m relay | 3:03.38 | |||
| Universiade | Kobe, Japan | bgcolor=gold | 1st | 200 m | 20.57 | |
| bgcolor=gold | 1st | 4 × 100 m relay | 38.76 | |||
| bgcolor=gold | 1st | 4 × 400 m relay | 3:02.20 | |||
| World Cup | Canberra, Australia | bgcolor=silver | 2nd | 4 × 100 m relay | 38.311 | |
| 6th | 4 × 400 m relay | 3:03.521 | ||||
| 1986 | Central American and Caribbean Games | Santiago, Dominican Republic | bgcolor=gold | 1st | 200 m | 20.70 |
| bgcolor=gold | 1st | 4 × 100 m relay | 38.74 | |||
| bgcolor=gold | 1st | 4 × 400 m relay | 3:02.41 | |||
| 1987 | World Indoor Championships | Indianapolis, United States | 13th (sf) | 200 m | 21.95 | |
| Pan American Games | Indianapolis, United States | 4th | 100 m | 10.53 | ||
| 4th | 200 m | 20.73 | ||||
| bgcolor=silver | 2nd | 4 × 100 m relay | 38.86 | |||
| bgcolor=silver | 2nd | 4 × 400 m relay | 2:59.72 | |||
| World Championships | Rome, Italy | 36th (h) | 100 m | 10.65 | ||
| 8th (sf) | 4 × 100 m relay | 39.08 | ||||
| 3rd | 4 × 400 m relay | 2:59.16 | ||||
| 1988 | Ibero-American Championships | Mexico City, Mexico | bgcolor=silver | 2nd | 100 m | 10.12 |
| bgcolor=silver | 2nd | 200 m | 20.12 | |||
| bgcolor=gold | 1st | 4 × 100 m relay | 38.86 | |||
| 1990 | Goodwill Games | Seattle, United States | bgcolor=silver | 2nd | 4 × 100 m relay | 38.49 |
| Central American and Caribbean Games | Mexico City, Mexico | bgcolor=gold | 1st | 4 × 100 m relay | 39.09 | |
| 3rd | 4 × 400 m relay | 3:06.17 | ||||
| 1991 | Pan American Games | Havana, Cuba | bgcolor=gold | 1st | 4 × 100 m relay | 39.08 |
| World Championships | Tokyo, Japan | 10th (h) | 4 × 100 m relay | 39.15 |