Nguyễn Hợp Đoàn is a person's name in Vietnamese. Just like how you have a name, Nguyễn Hợp Đoàn is someone's name too. In Vietnam, their names are usually written with their family name first and then their given name second.
It's important to respect people's names, just like we like it when others respect our names. So, if you meet someone with the name Nguyễn Hợp Đoàn, make sure to say their name correctly and spell it right too!