Father Charles Joseph O'Connor C. M., served the Roman Catholic Vicariate of Kanchow (Ganzhou), Jiangxi since 1934. He had been recovering in Hong Kong due to health reasons when the Japanese invaded Hong Kong. He was interned at Stanley Camp and later repatriated with other Americans in 1942.
Source
1. Vincentian Journals and Publications, Volume 13: 1942-43 St. Mary’s of the Barrens Seminary (Missouri) See here
Born Anna Margaret Reynolds. She was known as Sister Mary Camillus and served the Maryknoll Sisters. She completed courses in teaching and nursing before coming to Hong Kong in 1924.
During the fall of Hong Kong, she was stationed at Maryknoll Convent School in Kowloon Tong. On 8 February 1942, eighteen Sisters of the school, including Sister Mary Camillus were interned at Stanley Camp. Whilst in camp, she served as a nurse in the American clinic.
Sister Mary Camillus left Stanley Camp in June 1942 and was repatriated to the United States.
Source
Born Michael Norris but was better known as Father Ronald Norris, C. P.. He was a Roman Catholic priest of the Passionist Order and had come to China in about 1929. He was assigned to the Yuanling Mission in Hunan.
Father Norris was present in Hong Kong during the Japanese invasion. Father Norris together with the Most Rev. Cuthbert O'Gara and another Passionist priest, Father Arthur J. Benson C. P., had been staying at Maryknoll House, Stanley.
Ernest W. Nelson worked for Standard Oil. He was present during the fall of Hong Kong and later interned at Stanley Camp. He was repatriated with other Americans in 1942,
Source
1. https://www.chinafamilies.net/internees/9119-nelson-ernest-w/
2. http://www.hongkongwardiary.com/searchgarrison/nonuniformedcivilians.html#_Toc43367492
Brother William Thomas Neary was a Maryknoll missionary. He was assigned to Korea in 1926 and later to Japan in 1939 to assist in building projects.
After a vacation in the Philippines, he became stuck in Hong Kong during the Japanese invasion. Brother Neary was interned at Stanley Camp and later repatriated to the United States in 1942. During the early days of his confinement, he helped construct a kitchen and convert a garage into a dining room.
Source
Alta M. Myers was a missionary and educator and served the Peniel Holiness Mission in Hong Kong. In 1928, A. K. Reiton, opened their first Bible Training School with Miss Alta Myers as head of the school.
Alta Myers was in Hong Kong during the Japanese invasion. She was interned at Stanley Camp and later released with other Americans in 1942.
Source
1. https://www.chinafamilies.net/internees/9108-myers-alta-m/
Ruth Ethel Mulliken was a missionary and teacher and served the South China Mission of the American Board of Commissioners for Foreign Missions. She went to China in 1910 and served her final years in Hong Kong. In all, she had contributed to over 30 years work in the field of education in South China.
Nadejda Gregory Mossberg - not sure if her maiden name was 'Gregory' but she was of Russian descent.
Her husband, Carl Leland Mossberg was a merchant. They were present in Hong Kong during the Japanese invasion. In 1942, they were interned at Stanley Camp and later repatriated to the United States.
On the Gripsholm passenger list, Carl Leland Mossberg gave his occupation as "merchant". He and his wife were present in Hong Kong during the Japanese invasion. They were interned at Stanley Camp and later repatriated to the United States in 1942
Source
1. https://www.chinafamilies.net/internees/9076-mossberg-carl-leland/
Harry Herman Morse was the secretary-cum-treasurer of the South China Mission of the Seventh-Day Adventists. He was present in Hong Kong during the Japanese invasion and later interned at Stanley Camp. Harry Morse was repatriated with other Americans to the United States in 1942 and was interviewed by the Evening Star newspaper upon arrival. An interesting read in the link below.
Source
1. https://www.chinafamilies.net/internees/9067-morse-harry-herman/