| Taťána Kocembová | |
| Fullname: | Taťána Netoličková-Kocembová |
| Birth Date: | 2 May 1962 |
| Birth Place: | Ostrava, Czechoslovakia |
| Country: | Czechoslovakia |
| Sport: | Athletics |
| Event: | 400 metres |
Taťána Netoličková (née Kocembová; in Czech pronounced as /ˈtacaːna ˈkotsembovaː/, divorced Slaninová; born 2 May 1962) is a retired 400 metres runner who represented Czechoslovakia. Her greatest achievement was winning the silver medal behind teammate Jarmila Kratochvílová at the 1983 World Championships in a personal best time of 48.59s. A time that still ranks her eighth on the world all-time list.[1] She won a second silver medal in the 4 x 400 metres relay. In 1984, she won the 400m at the European Indoor Championships. She also holds the world best for the unofficial distance of 500 metres.
Born in Ostrava, she is married to Jaroslav Netolička, with whom she has a son. She was previously married to her coach Jan Slanina. Their daughter, Jana Slaninová (born 1990) is also a sprinter, with a 400m best of 53.74 secs (2013).
| 1982 | European Indoor Championships | Milan, Italy | 4th | 400m | 51.62 | |
| 1982 | European Championships | Athens, Greece | 3rd | 400m | 50.55 | |
| bgcolor=silver | 2nd | 4 × 400 m relay | 3:22.17 | |||
| 1983 | World Championships | Helsinki, Finland | 2nd | 400m | 48.59 PB | |
| bgcolor=silver | 2nd | 4 × 400 m relay | 3:20.32 | |||
| 1984 | European Indoor Championships | Gothenburg, Sweden | 1st | 400m | 49.97 | |
| 1984 | Friendship Games | Moscow, Soviet Union | bgcolor=silver | 2nd | 400m | 48.73 |
| bgcolor=silver | 2nd | 4 × 400 m relay | 3:21.89 | |||
| 1986 | European Indoor Championships | Madrid, Spain | 4th | 400m | 53.16 | |
| 1986 | European Championships | Stuttgart, Germany | 6th | 400m | 51.50 | |
| 1989 | European Indoor Championships | The Hague, Netherlands | 5th | 400m | 54.16 |