Keir is a moderately popular boys' name in England & Wales, ranking #353 in 1997 with 67 recorded births. This places Keir in the top 9% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 1998 with 74 births ranking #327. In 1997, approximately 1 in every 4,693 boys born was named Keir. FALLING Recent data shows the name is currently falling.