Mohamad Haidar

Tadamon Sour

Having joined their youth system in 2003, Haidar began his senior career for hometown club Tadamon Sour in 2008 in the Lebanese Premier League.

Safa

In summer 2011, Haidar joined fellow-Lebanese Premier League side Safa in a deal worth USD$105,000. He became a key player for the team, helping them win two consecutive league titles in 2011–12 and 2012–13. Haidar also won the Lebanese Golden Ball in 2013. In summer 2013, he moved to Saudi Arabia to play for Al-Ittihad on loan. He made his debut on 13 September 2013, helping his team defeat the league title holders Al-Fateh. In January 2014, Haidar moved to Al-Fateh on a six-month loan. In summer 2014, Haidar moved to Iraqi Premier League side Amanat Baghdad on a one-year loan. In summer 2015, Haidar returned to Lebanon to play for Safa, and won the Lebanese Premier League 2015–16.

Ahed

In summer 2016, Haidar moved to Ahed on a five-year deal worth $670,000. He became the second-most expensive Lebanese player in history, after Pierre Issa's transfer to Olympic Beirut in 2002 for $1 million. On 8 September 2020, Haidar renewed his contract with Ahed for six years. He left the club on 7 August 2026, having won one AFC Cup, five league titles, two FA Cups, and three Super Cups.

Nejmeh

On 14 August 2026, Haidar joined Nejmeh.

Haidar represented Lebanon at under-19 and under-23 levels. He made his senior debut for Lebanon on 17 August 2011, in a friendly against Syria. Haidar's first international goal came on 16 October 2012, in a friendly against Yemen; he helped his side win 2–1. In 2013, he scored twice in the 2015 AFC Asian Cup qualification, against Thailand and Iran respectively. In December 2018, Haidar was called up for the 2019 AFC Asian Cup squad. He played in all three group stage games, against Qatar, Saudi Arabia, and North Korea. In December 2023, Khalil was included in the Lebanese squad for the 2023 AFC Asian Cup. On 15 December 2024, Haidar featured in his 100th international match for Lebanon in a 2–0 friendly win over Kuwait. Following Lebanon's missed qualification to the 2027 AFC Asian Cup, following a 2–0 defeat to Yemen on 4 June 2026, Haidar announced his retirement from the national team.

Initially starting out as a winger, Haidar moved to a more central role further on in his career. He is known for his dribbling and close control of the ball, as well as his set-pieces.

International

As of match played 4 June 2026

Scores and results list Lebanon's goal tally first, score column indicates score after each Haidar goal.