Oussama is a distinctive boys' name in United States, ranking #13385 in 2025 with 5 recorded births. This places Oussama in the bottom 4% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 6 births ranking #8965. In 2025, approximately 1 in every 341,615 boys born was named Oussama. STABLE Recent data shows the name is currently stable.