Alejo Montero is a professional footballer from ARG and is currently 29 years old. He is on the books of Club Atlético Newell's Old Boys and wears shirt number 4. His main role on the pitch is Defender. He measures 178cm in height and weighs 72kg. His stronger foot is Left. His estimated market valuation currently stands at 600K €.

His latest transfer saw him join Club Atlético Newell's Old Boys from Agropecuario de Carlos Casares via Free on 2025-01-25. The move was reported at 0.033M €.

Across the Argentine Division 1 2025, Alejo Montero appeared in 28 matches and averaged 2.7 tackles, 1.5 interceptions, 2.9 clearances, and 0.2 blocked shots per game.