Career
Since 1905, O'Neill competed in the Wimbledon Championships. In 1909 and 1913, she reached the quarterfinals of the singles competition. In mixed doubles, she could reach the semifinals with Norman Kidson in 1913.
Since 1905, O'Neill competed in the Wimbledon Championships. In 1909 and 1913, she reached the quarterfinals of the singles competition. In mixed doubles, she could reach the semifinals with Norman Kidson in 1913.