The 2016–17 season was Olympiacos's 58th consecutive season in the Super League Greece and their 91st year in existence. The club become the national champions for 7th consecutive year, equalizing the previous record Olympiacos also has for the period 1997–2003 – and for 19th time during the last 21 seasons. Olympiacos participated in the UEFA Europa League and in the Greek Football Cup.
The season was marked by continuous changes of coaches, having changed coaches 5 times during the season. Marco Silva, Víctor Sánchez, Paulo Bento, Vasilis Vouzas and Takis Lemonis coached the team from June 2016 to June 2017.
Players.
Final squad.
"For recent transfers, see List of Greek football transfers summer 2016"
Youth players registered in first team.
Olympiacos U20 is the youth team of Olympiacos. They participate in the Super League U20 championship and in UEFA Youth League competition. They play their home games at the 3,000-seater Renti Training Centre in Renti, Piraeus.
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Transfers and loans.
Transfers in.
Summer 2016.
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Winter 2016–2017.
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Transfers out.
Summer 2016.
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Winter 2016–2017.
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Friendlies.
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June friendlies.
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July friendlies.
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August friendlies.
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Competitions.
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Super League Greece.
Matches.
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"(Source:)"
 ;templatestyles src="Citation/styles.css"/ ;1 (originally scheduled on 21 August 2016)
 ;templatestyles src="Citation/styles.css"/ ;2 (originally scheduled on 28 August 2016)
 ;templatestyles src="Citation/styles.css"/ ;3 (originally scheduled on 19 November 2016)
Greek Football Cup.
Matches.
Group stage.
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Round of 16.
The draw for this round took place on 20 December 2016.
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"The first leg was originally scheduled on 11 January 2017, 19:30"
Quarter-finals.
The draw for this round took place on 27 January 2017.
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Semi-finals.
The draw for this round took place on 21 March 2017 (after being delayed on 18 March 2017).
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UEFA Champions League.
Third qualifying round.
"All times at EET"
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UEFA Europa League.
Play-off round.
"All times at EET"
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Group stage.
"Times from matchday 1 to 3 at UTC+3. The rest at UTC+2."
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Knockout phase.
Round of 32.
"All times at EET"
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Round of 16.
"All times at EET"
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References.
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