Esa is a male first name popular in Finland, with its name day celebrated on July 6th.

The name Esa is a shortened form of the biblical name Esaias, which corresponds to the Greek version of the Hebrew name Isaiah. The meaning of Isaiah is believed to be “Jahveh’s salvation.” Isaiah (circa 740-700 BCE) was among the most prominent prophets of the Old Testament. Esa’s name first appears in the calendar of the Society for Public Education in 1883. By the end of 2019, approximately 25,465 men and fewer than five women in Finland were named Esa. The name peaked in popularity in 1975, ranking 23rd among first names for boys under 15.