Felix Pipes
Fritz Felix Pipes was an Austrian tennis player who was born in Prague. He was Jewish. At the 1912 Stockholm Olympics he teamed up with Arthur Zborzil to win a silver medal in the men's doubles event. He also competed in singles in 1912, and in both singles and doubles at the 1908 Summer Olympics.
He was runner-up in the Austrian International Championship in both 1909 and 1913. He twice played at the World Hard Court Championships, losing in round one of singles in 1912 and in the quarterfinals of mixed doubles in 1912, and in round two in 1913. He was a medical doctor.