She attended and danced at a birthday party given by her daughter, Genevieve Young (age 85). 250 guests attended the event at the Pierre Hotel. Juliana Koo plays mah-jongg three times a week with her friends. She says her motto is, “Every day is a good day” according to the NYT article.
Wellington Koo (1888-1985) graduated from Columbia College, Columbia University in 1908. (more at https://en.wikipedia.org/wiki/Wellington_Koo ). He later served as Prime Minister of China,