What is "gastelum"

Gastélum is a surname. Notable people with the surname include:

• Bernardo J. Gastélum (1886–1981), Mexican physician, politician and writer
• Diva Hadamira Gastélum (born 1961), Mexican politician
• Jorge Gastélum (born 1988), Mexican footballer
• Juan Manuel Gastélum (born 1954), Mexican politician
• Kelvin Gastelum (born 1991), American mixed martial artist