Jair, pronounced JAYR, traces its roots to the Hebrew verb “ya’ir,” meaning “he shines” or “he enlightens,” an apt etymology for parents hoping their son will brighten a room without needing a dimmer switch. In the Bible, Jair is both a judge of Israel and the father of one of King David’s warriors, lending the name a quietly heroic pedigree. Modern bearers span cultures—from Brazilian statesman Jair Bolsonaro to jazz trumpeter Jairus “Jair” Lynch—so the name carries a worldly edge while remaining compact and easily spelled in English. In the United States it has hovered in the lower half of the Top 1000 since the late 1970s, peaking around rank 450 in 2003 and settling into the 700s in recent years; the pattern suggests a name that stays visible without risking playground overexposure. Altogether, Jair offers a brief, bright sound, a dose of biblical gravitas, and just enough rarity to feel distinctive rather than obscure.
| Jair Bolsonaro is a former Brazilian military officer who served as the 38th president of Brazil from 2019 to 2023. |
| Jair da Rosa Pinto was a Brazilian football star known for his speed, skill and role in the 1950 World Cup. |
| Jair Rodrigues de Oliveira was a Brazilian singer and musician whose children, Luciana Mello and Jair Oliveira, also became musicians. |
| Jair da Costa was a Brazilian footballer known for his club success in Italy and membership in Brazil's 1962 World Cup-winning squad. |
| Jair Collahuazo is an Ecuadorian footballer who plays as a central defender for Taawoun on loan from Kudrivka. |
| Jair Pereira Rodriguez is a Mexican former professional footballer who played as a centre-back. |
| Jair Oliveira - Jair Rodrigues M. Oliveira is a Brazilian composer, singer and producer, the son of musician Jair Rodrigues and brother of singer Luciana Mello. |
| Jair Pereira is a football manager and former midfielder. |
| Jair Marinho was a Brazilian footballer who played as a right-back. |
| Jair Picerni is a Brazilian football manager and former right back. |
| Jair Díaz - Jair Alberto Diaz Vazquez is a Mexican footballer who plays left-back for Puebla in Liga MX. |
| Jair González - Jair Alejandro Gonzalez Romo is a Mexican footballer who plays as a midfielder for Alacranes de Durango. |
| Jair McAllister is a cricketer from the West Indies. |