Isa is a moderately popular boys' name in England & Wales, ranking #360 in 2018 with 125 recorded births. The name reached its all-time peak in 2025 with 207 births ranking #238. Since 1996, the popularity has increased by 733.3%. In 2018, approximately 1 in every 2,501 boys born was named Isa. RISING Recent data shows the name is currently rising.
Isa is a short name with more than one tradition behind it. In Muslim naming it is the Arabic name used for Jesus, while in some European contexts it can connect to the wider Isaac family.
Because the name is used in different traditions, its meaning depends on which background a family intends. That flexibility is part of its appeal, but it also means context matters more than usual.