Nafi Thiam clashes with Belgian Athletics, days before world championship heptathlon

Just days before the start of the heptathlon at the World Athletics Championships in Tokyo, Nafi Thiam has accused Belgian Athletics of blocking her from joining the pre-camp, negatively affecting her preparation. The federation rejects her claim.
During an emotional press conference on Tuesday, the three-time Olympic champion said the Belgian athletics federation had informed her only five days before departure that she was barred from the pre-camp. Thiam claimed the federation was boycotting her because she refused to sign its code of conduct.
“That was not my choice,” Thiam said. “We had to find a new solution in Tokyo at the last minute: a training place, a gym, a place to sleep.” She also said her physiotherapist had not been accredited to accompany her, which she argued negatively affected her preparation.
Jessica Mayon, the new president of the French-speaking athletics federation LBFA, dismissed Thiam's accusations. “We even have written proof. There was someone there to prepare her pre-camp. She was welcome, and her access to the pre-camp was not denied,” Mayon said.
"She was welcome, and her access to the pre-camp was not denied"
She added that the federation had tried to keep dialogue open despite the tensions. “I remain open to discussion, as long as there is respect on both sides. But if commitments are not respected, I have the right to present my version of the facts with evidence.”
Belgian Athletics’ code of conduct sets rules for athletes at major championships, including the requirement to wear official team kit. Thiam’s personal sponsor, Nike, conflicts with the federation’s deal with Asics, and disputes have arisen over image rights that clash with Thiam's contracts. Usually, athletes need to sign it to be able to participate in tournaments, but the federation made an exception for Thiam.
Despite the controversy, Thiam said her attention remains on her performance in Tokyo. “I am here for the championships. I’ve worked hard for this, and I want to perform,” she said. After two world titles and three Olympic gold medals, she added that her final big goal was to surpass Carolina Klüft’s European record of 7,032 points.
The heptathlon in Tokyo takes place on 19 and 20 September.
Nafi Thiam at a press conference at the World Athletics Championships in Tokyo, Japan, 16 September 2025 © BELGA PHOTO JASPER JACOBS
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