Namibia will be represented by five athletes who will compete in the IAAF World Athletics Championships (WAC). The Athletes arrived in London on Tuesday, 01 August 2017 for the biennial event which starts at the Olympic Stadium on Friday.

All five of Namibia's athletes will compete in the marathon events, with Helalia Johannes, Beata Naigambo and Lavinia Haitope competing in the women's marathon on Sunday, 7 August, at 14h00. While Reonard Namupala and Paulus Iyambo will compete in the men's marathon on the same day starting at 10h55 Namibian time.