Raja is a moderately popular boys' name in England & Wales, ranking #327 in 1998 with 74 recorded births. The name reached its all-time peak in 1997 with 78 births ranking #312. Since 1996, the popularity has increased by 42.3%. In 1998, approximately 1 in every 4,196 boys born was named Raja. STABLE Recent data shows the name is currently stable.