Guilherme

Guilherme is the Portuguese form of the Germanic name Wilhelm, which is composed of the elements 'wil' meaning 'will, desire' and 'helm' meaning 'helmet, protection'. Popular throughout Brazil and Portugal, Guilherme has been consistently used over centuries and ranks among the top names in Portuguese-speaking countries. It carries associations of strength, determination, and nobility. The name has recognizable variants across different languages including William (English), Guillaume (French), and Guillermo (Spanish). Bearers include Brazilian footballers Guilherme Leicam and Guilherme Siqueira, giving the name a contemporary sporty image while maintaining its classic appeal.

Pronounced ghee-ELR-muh.

As of October 2026, Guilherme ranked #9195 in US births in 2025 SSA, peaked at #2896 in 2006.