Look at Eva, 4 months old and standing

(Norwegian University of Science and Technology) Both the literature and practice indicate that children can stand without support starting at around 9 months old. " But with some training, children can stand much sooner than that, even before they're 4 months old, " says Professor Hermundur Sigmundsson at NTNU's Department of Psychology.
Source: EurekAlert! - Medicine and Health - Category: International Medicine & Public Health Source Type: news