Are professional tennis players Sun Tiantian and Martin Damm from the same country?
Sun Tiantian Sun Tiantian (; ; born 12 October 1981) is a Chinese former professional tennis player.
Martin Hromec Martin Hromec (born January 9, 1976) is a Slovak professional tennis player. He has competed in the Davis Cup several times and men's doubles tournaments particularly in the mid to late 1990s. In the 1998 Davis Cup he competed with Ján Krošlák.