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
Miles Groth was born in 1946.
Helge Groth was born in 1913.
Helge Groth died in 1966.
Henrik Groth was born in 1903.
Henrik Groth died in 1983.
Jacob Groth was born in 1951.
Gary Groth was born in 1954.
Annette Groth was born in 1954.
Klaus Groth died in 1899.