Sederick is a distinctive boys' name in United States, ranking #7971 in 1997 with 7 recorded births. The name reached its all-time peak in 2000 with 9 births ranking #7297. Since 1996, the popularity has decreased by 12.5%. In 1997, approximately 1 in every 269,299 boys born was named Sederick. FALLING Recent data shows the name is currently falling.