Are Andrei Olhovskiy and Stephen Huss from the same country?
no
Andrei Olhovskiy
Andrei Stanislavovich Olhovskiy (Russian: Андрей Станиславович Ольховский ) (born 15 April 1966) is a former tennis player from Russia, who turned professional in 1989.
Stephen Huss (tennis)
Stephen Huss (born 10 December 1975), is a former professional tennis player from Australia.
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1997 St. Petersburg Open – Doubles
Yevgeny Kafelnikov and Andrei Olhovskiy were the defending champions but only Olhovskiy competed that year with Brett Steven. 1996 Indonesia Open – Doubles
David Adams and Andrei Olhovskiy were the defending champions but only Olhovskiy competed that year with Patrick Galbraith. 1997 Wimbledon Championships – Mixed Doubles
Helena Suková and Cyril Suk were the defending champions and won in the final 4–6, 6–3, 6–4 against Larisa Neiland and Andrei Olhovskiy. 1997 Nokia Open – Doubles
Martin Damm and Andrei Olhovskiy were the defending champions, but Olhovskiy did not participate this year.
 Damm partnered Jiří Novák, losing in the first round. 1996 Estoril Open – Doubles
Yevgeny Kafelnikov and Andrei Olhovskiy were the defending champions but only Kafelnikov competed that year with Paul Haarhuis. 1997 Kremlin Cup – Men's Doubles
Rick Leach and Andrei Olhovskiy were the defending champions, but Olhovskiy did not participate this year.
 Leach partnered Jonathan Stark, losing in the first round. 1996 du Maurier Open – Men's Doubles
Yevgeny Kafelnikov and Andrei Olhovskiy were the defending champions but only Olhovskiy competed that year with Ken Flach. 1994 OTB International Open – Doubles
Bernd Karbacher and Andrei Olhovskiy were the defending champions, but Olhovskiy did not participate this year.
 Karbacher partnered Alex Antonitsch, losing in the semifinals.