Main Difference
The main difference between Jamie and Jaime is that the Jamie is a given name and Jaime is a male given name
Jamie
Jamie is a unisex name. It is a diminutive form of James or, more rarely, other names.
Jaime
Jaime is a common Spanish and Portuguese masculine given name for Jacob, James, Jamie, or Jacques. In Occitania Jacobus became Jacome and later Jacme. In east Spain, Jacme became Jaime, in Aragon it became Chaime, and in Catalonia it became Jaume. In western Spain Jacobus became Iago; in Portugal it became Tiago. The name Saint James developed in Spanish to Santiago, in Portuguese to São Tiago. The names Diego (Spanish) and Diogo (Portuguese) are also Iberian versions of Jaime.
In the United States, Jaime is used as an independent masculine given name, along with given name Jimmy.For females, it remains less popular, not appearing on the top 1,000 U.S. female names for the past 5 years. It is an alternative spelling of Jamie.