Apostolos Giannou

On 25 January 2018, Guangzhou R&F confirmed that Giannou joined AEK Larnaca.

On 20 February 2016, the Chinese club Shanghai Shenhua offer more than €2 million to buy 26-year-old striker of Asteras Tripolis. The Greek club ask for at least €3 million to sell its first scorer, who can not be replaced with a transfer until summer, while Giannou seems to have already agreed terms with the team of his compatriot, Avraam Papadopoulos, which offers him more than €1 million for every year of contract.

On 24 February 2016, Giannou has agreed to continue his career at the Chinese club Guangzhou R&F instead of Shanghai Shenhua. Asteras Tripolis have accepted a bid of €2.5 million for the Greek striker who is heading to China to undergo medical and complete his move. Giannou has agreed terms with Guangzhou with a lucrative three years' contract of €1.6 million yearly.

Despite being capped by Greece, on 25 February 2016, Giannou declared that he was switching allegiances to Australia.

Giannou was called up for Australia for their 2018 World Cup qualifiers against Tajikistan and Jordan on 9 March 2016. Giannou made his debut for Australia in a 7–0 win against Tajikistan on 24 March 2016. Giannou assisted Massimo Luongo for Australia's first goal of the match, and won two penalties for Australia, which were converted by Mile Jedinak and Mark Milligan for Australia's second and third goals.

On 9 June 2015, Giannou signed a three years' contract with Asteras Tripoli for an undisclosed fee. He scored on his debut against Panthrakikos F.C. he also scored 2 matchdays later a penalty against Kaloni F.C. On 27 September 2015, on the 5th day of the 2015–16 season he scored in a 2–1 away loss against Levadiakos. On 5 October 2015, he scored the only goal of his club in a 1–1 home draw against Platanias F.C. On 25 October 2015, after three consecutive unsuccessful results, he scored twice, one with a penalty-kick in the 2–1 away win against PAS Giannina. He was named man of the match. On 5 November 2015, Asteras Tripoli ended a run of seven European games without a win to breathe life into their flagging group campaign, by winning APOEL. Giannou scored the second goal in a 2–0 home win in the extra time of first half after Pablo Mazza's assist. It was his first goal in UEFA campaigns. On 29 November 2015, was anointed scorer with a second attempt after the successful repulse of the penalty from Roberto in overtime in a 3–1 away loss against Greek champions Olympiakos. On 5 December 2015, he scored the only goal in the 2–1 home loss against Iraklis, that keeping the unbeaten tradition against Asteras Tripoli. On 2 January 2016, he scored twice to a comfortable 4–0 home win against Panthrakikos. With these goals, he scored his eleventh goal in this year's season setting a new personal season's scoring record after last year's 10 goals with Panionios.

On 24 March 2015, Apostolos Giannou was selected for the Greek National Team for the upcoming UEFA Euro 2016 qualifying match against Hungary.

On 5 November 2015, Apostolos Giannou was selected for the Greek National Team for the upcoming friendly matches against Luxembourg and Turkey. On 17 November he made his debut with the Greek national team as a late substitute for Kostas Mitroglou in a 0–0 away draw against Turkey.

On 2 September 2013 Panionios proceeded to a significant addition to its roster, by announcing the acquisition of Giannou. The 23-year-old striker was released by PAOK, as it was not in the plans of Huub Stevens, but did not stay for long time as unemployed and immediately signing a two-years' contract with the club.

After the relegation of Kavala, Zisis Vryzas had brought him to PAOK and Giannou was set free and on 30 September 2011 signed a three-year-contract with P.A.O.K. He made his first appearance for the club during the 2011–12 season in a 0–0 draw against OFI on 16 October, where he was substituted onto the field for Vladimir Ivic in the 78th minute. Giannou scored his first goals for the club, a brace, in a 2–0 away victory against OFI on 11 February.

On 5 September 2010 Giannou returned to the international stage after two years' absence, he was selected for the Greece under-21 team for a 2011 European Under-21 Championship qualifier against the Macedonia which Greece won 2–1.

On 21 November 2009 Giannou debuted for Kavala where he was substituted on after 79 minutes, after being played through on goal Giannou neatly passed the ball into the back of the net on the 88th minute mark to seal a 2–1 victory against AEK Athens. Down the track, Giannou was one of five Australians in the Greek side as the club welcomed the arrivals of Robert Stambolziev, Zeljko Kalac, Andreas Govas and Craig Moore.

In 2008 Giannou represented the Greece under-19 team at the 2008 UEFA European Under-19 Football Championship elite qualification where Greece qualified for the Championship finals, he played alongside Australian Dean Bouzanis. Under coach Alexis Alexiou, Giannou appeared twice at the European Under-19 Championships when he was substituted on in a 1–1 draw against Italy and started in a 3–0 loss against England as Greece finished at the bottom of their group.

On 2007, Giannou was transferred to Greek first division side Apollon Kalamarias. Giannou netted his first goal for Apollon Kalamarias in late 2008, an 81st minute consolation goal in a 3–1 defeat at home to Kerkyra. Giannou would go on to score 5 more times in the 2008–2009 Beta Ethniki season before being transferred to Kavala, who had gained promotion to Superleague Greece for the 2009–10 season, on a five-year contract.

Giannou played junior football for Oakleigh Cannons and South Melbourne. Following state representative honours at under-14 and under-15 level, Giannou was selected for the VIS by Ernie Merrick. He took part in Melbourne Victory's pre-season friendlies prior to the 2006–07 A-League season with an intention of being signed in an apprenticeship capacity. However, Giannou secured a two-week trial with PSV Eindhoven's Reserve and Academy teams. Giannou was assured that if he did not sign with the Dutch club, he could return to Melbourne Victory. Despite the unsuccessful trial, Giannou came back to Melbourne and signed a six-month contract with Victorian Premier League side Oakleigh Cannons.

In 2006 Giannou represented the Australia under-17 team at the AFC U-17 Championship 2006 Qualification. Giannou scored in Australia's 3–1 win against Indonesia. Giannou was the only Victorian player selected for Australia's under-17 side that took part in the International Youth Football tournament in Niigata, Japan. The team finished top of their respective group as Giannou scored a goal in a 5–1 win against Albirex Niigata.

Apostolos Giannou (Greek: Απόστολος Γιάννου ; born 25 January 1990) is a Greek-Australian footballer. He represented various Greek and Australian youth national teams, including one friendly with the Greece national football team, before appearing competitively for the Australia national football team.