I
nternational
M
athematical
O
lympiad
IMO 2025
IMO 2026
Chu Gia Vượng Nguyễn
Year
Country
P1
P2
P3
P4
P5
P6
Total
Rank
Award
1993
Vietnam
7
7
4
7
3
2
30
28
Gold medal
1994
Vietnam
0
7
6
6
5
7
31
78
Silver medal