2017–18 Olympiacos F.C. season

The 2017–18 season was Olympiacos's 59th consecutive season in the Super League Greece and their 92nd year in existence. Olympiacos finished 3rd in the league, stopping their 7-year run as champions. They also participated in the Greek Football Cup, where they reached the quarterfinals, and in the UEFA Champions League finishing 4th in the group stage, after managing to qualify during the summer qualification. There was also a record created for season tickets sold (over 21,000). For the first time since the 2009–10 season Olympiacos did not win any competition.

Summer 2017
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Overview
{| class="wikitable" style="text-align: center" !rowspan=2|Competition !colspan=8|Record !G !W !D !L !GF !GA !GD !Win %
 * Super League Greece
 * Super League Greece


 * Greek Cup
 * Greek Cup


 * UEFA Champions League
 * UEFA Champions League

! Total

Matches

 * (change of venue due to unavailability of the Lamia Municipal Stadium)

Group stage

 * (change of venue)

Appearances

 * Players with no appearances not included in the list.

Goalscorers
Includes all competitive matches.