Loekie Roeg-Rogge
Roeg-Rogge made her international umpire debut in 1978. As international umpire, Roeg-Rogge was umpire of 58 international senior matches and eight international under-21 matches. She was umpire at the 1980 Summer Olympics in Moscow and 1984 Summer Olympics in Los Angeles. She was also umpire at multipe European Championships and World Cups, including at the 1983 Women's Hockey World Cup in Kuala Lumpur. At the 1984 she was the manager of all field hockey umpires. She retired as umpire after the 1984 Summer Olympics.