2018 Lazio regional election
The Lazio regional election of 2018 took place in Lazio, Italy, on 4 March 2018, concurrently with the Italian general election and the Lombard regional election.
The election was won by centre-left incumbent President Nicola Zingaretti, with just under a third of the vote, over the centre-right one Stefano Parisi, who gain 31%, and the Five Star Movement's candidate Roberta Lombardi with 27%.
Electoral system
The Regional Council is elected with a mixed system: 39 MPs are chosen with a form of proportional representation using a largest remainder method with open lists and a 5% threshold, while 11 MPs are elected with a block voting system with closed lists. One seat is for the elected president.| RM | LT | VT | FR | RT | Total |
| 30 | 3 | 3 | 3 | 0 | 39 |