Tamzin is a moderately popular girls' name in England & Wales, ranking #214 in 2001 with 186 recorded births. The name reached its all-time peak in 2002 with 198 births ranking #217. Since 1996, the popularity has increased by 745.5%. In 2001, approximately 1 in every 1,441 girls born was named Tamzin. FALLING Recent data shows the name is currently falling.