Inna Alexandrovna Lasovskaya (Russian: Инна Александровна Ласовская; born 17 December 1969) is a retired triple jumper from Russia. She won a gold medal at the 1994 European Athletics Indoor Championships, ahead of compatriot and world record holder Anna Biryukova. In 1996 she jumped past the 15-metre mark for the first time (15.08 in Madrid) and won an Olympic silver medal. In 1997 she won the World Indoor Championships, and the same year in Valencia she jumped 15.09 metres, which remains her personal best.
| 1993 | World Indoor Championships | Toronto, Canada | 3rd | Triple jump | 14.35 m | ||
| Stuttgart, Germany | — | Triple jump | NM | ||||
| 1994 | European Indoor Championships | Paris, France | 1st | Triple jump | 14.88 m | ||
| European Championships | Helsinki, Finland | 2nd | Triple jump | 14.85 m | (+3.1 m/s) | ||
| 1995 | Gothenburg, Sweden | 4th | Triple jump | 14.90 m | |||
| 1996 | Summer Olympics | Atlanta, United States | 2nd | Triple jump | 14.98 m | ||
| 1997 | World Indoor Championships | Paris, France | 1st | Triple jump | 15.01 m |