Tamzin is a moderately popular girls' name in England & Wales, ranking #379 in 1999 with 85 recorded births. The name reached its all-time peak in 2002 with 198 births ranking #217. Since 1996, the popularity has increased by 286.4%. In 1999, approximately 1 in every 3,314 girls born was named Tamzin. FALLING Recent data shows the name is currently falling.