What is "quoc"

Quốc is a Vietnamese given name. Notable people with the name include:

• Nguyễn Quốc Cường (21st century), Vietnamese politician
• Quốc Thiên (born 1988), Vietnamese singer
• Trần Quốc Khang (1237–1300), Vietnamese prince
• Trần Quốc Tảng (died 1313), Vietnamese general
• Trần Quốc Toản (1267–1285), Vietnamese marquis
• Trần Quốc Tuấn (1228–1300), Vietnamese general