most guys go through a growth spurt when they are going through puberty and that happens around the age of 12-16
For girls 9 - 11 or 12 . N for guys 10 - 14 .
It all depends on where you are in puberty and it is possible
11-13 most likely
Anna Groth is 178 cm.
Steffen Groth is 185 cm.
Sylvester Groth is 176 cm.
Tommy Groth is 5' 8".
Annette Groth was born in 1954.
Wilhelm Groth was born in 1904.
Wilhelm Groth died in 1977.
Henrik Groth was born in 1903.
Henrik Groth died in 1983.