What is XVI? | Meaning of XVI May 31, 2021 XVI is a Roman Numeral. It represents the number Sixteen(16). In Roman Numerals, X stands for 10 ,V stands for 5, I stands for 1.XVI - The cardinal number,that is the sum of fifteen and one.Eg. XVI - 10+5+1 = 16 Share Get link Facebook Twitter Pinterest Email Other Apps Share Get link Facebook Twitter Pinterest Email Other Apps