Thamer Kamal Ali (born 1988), Qatari middle distance runner who specializes in the 1500 metres
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Hamad bin Thamer Al Thani, the owner of Al Jazeera, the "Middle East BBC" which is based in Qatar
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Thamer Nayef al-Hathal (born 1973), mayor of the town of Nukhayb, Al Anbar Province, Iraq
The Iraqi national team was one of the best in the 1970s, where Thamer and teammates won the 1972 and 1974 Pan Arab Cup, 1979 Gulf Cup, 1977 and 1979 World Military Cup.