Nguyễn Phúc Trú
Nguyễn Phúc Trú, or Nguyễn Phúc Chú,( 1696 – 1738; r. 1725 – 1738) was one of the Nguyễn lords who ruled over Đàng Trong( southern Vietnam) in the 16th – 18th centuries.
Also known as Ninh Vuong, he expanded his family's territory by seizing the Cambodian provinces of Vinh- long and My- tho in 1731.
Khải Định
Khải Định( chữ Hán: 啓定; born Nguyễn Phúc Bửu Đảo; 8 October 1885 – 6 November 1925) was the 12th Emperor of the Nguyễn Dynasty in Vietnam, reigning from 1916 to 1925.
His name at birth was Prince Nguyễn Phúc Bửu Đảo.
He was the son of Emperor Đồng Khánh, but he did not succeed him immediately.
Thành Thái
Thành Thái( 14 March 1869 – 20 March 1954) born Nguyễn Phúc Bửu Lân( 阮福寶嶙), was the son of Emperor Dục Đức and Empress Dowager Từ Minh.
He reigned for 18 years, from 1889 to 1907.
Bửu Hội
Prince Nguyễn Phúc Bửu Hội( c. 1915 – 28 January 1972) was a Vietnamese diplomat, scientist and cancer researcher.
Bruce MacPherson (field hockey)
Bruce Macpherson( born May 19, 1958 in Pembury, United Kingdom) is a former field hockey player from Canada.
Macpherson participated in the 1984 Summer Olympics in Los Angeles, California.
There he finished in tenth place with the Men's National Team.
Nguyễn Phúc Luân
Nguyễn Phúc Luân or Nguyễn Phúc Côn( 阮福㫻, 1733 – 1765) was a son of lord Nguyễn Phúc Khoát and father of Nguyễn Phúc Ánh( future emperor Gia Long of Vietnam).
Nguyễn Phúc Miên Trinh
Nguyễn Phúc Miên Trinh( 3 February 1820 – 18 November 1897), born Nguyễn Phúc Thư( 阮福書), was a prince of Nguyễn dynasty, Vietnam.
Thiệu Trị
Thiệu Trị( lit." inheritance of prosperity"; 6 June 1807 – 4 November 1847), personal name Nguyễn Phúc Miên Tông or Nguyễn Phúc Tuyền, was the third emperor of the Nguyễn Dynasty.
He was the eldest son of Emperor Minh Mạng, and reigned from 14 February 1841 until his death on 4 November 1847.
Đồng Khánh
Đồng Khánh( lit." collective celebration"; 19 February 1864 – 28 January 1889), born Nguyễn Phúc Ưng Kỷ( 阮福膺祺) or Nguyễn Phúc Ưng Đường( 阮福膺禟), also known as Chánh Mông( 正蒙), was the ninth emperor of the Nguyễn Dynasty of Vietnam.
He reigned three years between 1885 and 1889.
His royal temple name was Cảnh Tông( 景宗).
Nguyễn Phúc Bửu Chánh
Nguyễn Phúc Bửu Chánh( born Huế, Vietnam on 12 February 1942) is a self- proclaimed member of Vietnam's Nguyễn dynasty and pretender to the defunct throne of Vietnam.
His great great grandfather was the 76th son of Emperor Ming Mang as a result of a one night stand.
He has hundreds of cousins with same rank, but none of whom has proclaimed such title.
Thus Chanh is a commoner just like millions of other Vietnamese.

Question: Was Bruce Macpherson (Field Hockey) or Nguyễn Phúc Bửu Chánh born first?
Answer: Nguyễn Phúc Bửu Chánh