Marcus PlÃÂnio Diniz Paixão (born 1 August 1987), commonly known as Marcus Diniz, is a Brazilian professional footballer who plays as a defender for DunÃÂrea CÃÂlÃÂraÃÂi.
Diniz started his career at Caxias Futebol Clube, of the Itararé quarter. He spent nine years there before transferring to the youth system of Vasco da Gama. He then moved to Vitória, eventually returning to Caxias in 2004.
He signed with AC Milan in late 2004 and has been a featured player in Milan's youth system. Milan decided to loan him to Serie C1 club Monza to get some first team experience.
At the beginning of the 2008âÂÂ09 season he was transferred at Serie B club Livorno, on a co-ownership deal, for â¬300,000. In January he was sent on loan to Crotone.
In June 2009, AC Milan re-acquired Diniz back from Livorno, in exchange for Romano Perticone, though letting them keep the Brazilian on loan. Both players' 50% registration rights was valued â¬2.5 million and the loan cost Livorno â¬150,000.
At the start of the 2010âÂÂ11 season, Diniz joined Parma on a new loan spell, for â¬750,000, which however was interrupted after only one month and the player was sent on another loan to Belgian side Eupen.
For the 2011âÂÂ12 season, he was loaned out again, this time to Lega Pro Prima Divisione club Como, where he made 26 league appearances and scored one goal.
The following season, he joined Lega Pro Prima Divisione side Lecce on a new loan deal, which was extended for a further season a year later. For the 2014âÂÂ15 season, Diniz stayed at Lecce for a third consecutive season on loan.
For the 2015âÂÂ16 season, he joined to Lega Pro club Padova, signing a two-year contract.