The men's 90 kg judo competition at the 2008 Summer Paralympics was held on 9 September at the Beijing Workers' Gymnasium.

Australia sent a delegation to compete at the 2008 Summer Paralympics in Beijing. The country sent 167 athletes in 13 sports and 122 officials. It was the country's largest ever Paralympic delegation to an away Games. The team sent to Beijing was described as the emergence of the new generation of Australian athletes with 56 percent of the team attending their first Paralympic Games. The delegation's chef de mission was Darren Peters.