| Birth Date: | 1 September 1965 |
| Sport: | Swimming |
| Club: | Trud Moscow |
Natalia Pokas (Russian: Наталия Покас; born 1 September 1965) is a retired Soviet butterfly swimmer. She won a bronze medal at the 1982 World Aquatics Championships and a silver medal at the 1981 European Aquatics Championships, both in the 4 × 100 m medley relay.
She missed the 1982 championships due to a leg injury.[4]
After marriage she changed her last name to Matveeva (Russian: Матвеева). In the 2000s, she competed in the masters category and won two gold and one silver medals at the world championship in 2010, as well as four gold, one silver and two bronze medals at the European championships of 2007–2011. Nationally, she won eight titles and set 20 records between 2005 and 2008.