He played parts of two seasons in the major leagues: 2001 for the Toronto Blue Jays and 2004 for the Montreal Expos.

In 2005, he played in Nippon Professional Baseball for the Tohoku Rakuten Golden Eagles.

He last played for the Bridgeport Bluefish of the Atlantic League in 2013.

Lopez began his professional career in 1995 with the independent St. Paul Saints, then playing in the Northern League.

This biographical article relating to an American baseball third baseman is a stub.