[4] They were also runners-up in doubles to Allen Fox and Larry Nagler at the Ojai Tennis Tournament in 1961.

[5] Together with McManus, Hoogs won doubles titles at the 1961 National Hard Court Championships and the Canadian Open in 1962.

The same year he won his final singles title at the Ulster Grass Court Championships in Belfast, Northern Ireland.

As a singles player, Hoogs notably reached the fourth round at the 1965 French Championships and only narrowly missed out on a spot in the quarter-finals, losing to Toomas Leius 7–9 in the fifth set.

His other career singles title wins included; the British Columbia Championships (1959), the Hawkeye Championships (1961), the Mill Valley Invitation (1963), the St. Moritz International (1966), Kulm Carlton (1966), and the Israel Autumn International Invitation (1966).