Briella is a modern American name — a short form of Gabriella, ultimately from the Hebrew Gavri'el ("God is my strength"). A top-200 US baby name since 2014. The name Briella has surged dramatically through the 2010s, climbing from outside the top-1000 in 2008 to peak at #156 in 2024 — making it one of the fastest-rising modern American girls' names. Briella Brogan — American competitive cheerleader. Brie / Brielle are the broader family of related names — Brielle (#206 in 2024), Brie (rarely used as full name; Brie Larson's character is short for Brianne), and Briella (#156 in 2024) all share the bri- base.
Briella does not currently appear in the US Social Security Administration's top 1,000 girls' names, so we don't publish a US rank or birth count for it. That says nothing about the name's standing elsewhere in the world — only that it sits outside the ranked US data we rely on.
In Pythagorean numerology the letters of Briella reduce to 5, The Seeker. This is a traditional interpretive system, not a factual claim about the name.