Maciel Luiz Franco (born 15 March 1972 in Bandeira do Sul), also known as Maciel, is a Brazilian former professional football player.
Maciel spent seven years playing for South Korean K-League club Chunnam Dragons, from 1997 to 2003.
He was awarded K-League Best Eleven for four straight seasons and won the K-League Best Defender of the Year in the 1998 season.
He wanted to gain Korean citizenship before the 2002 FIFA World Cup, but abandoned his attempt eventually.
This biographical article related to a Brazilian association football defender born in the 1970s is a stub.