Vincent van Gogh’s Brother: The Life and Influence of Theo van Gogh

The relationship between Vincent van Gogh and his younger brother Theo van Gogh is one of the most documented artistic sibling partnerships in history. Theo, Vincent’s only full brother, provided continuous financial, emotional, and practical support that allowed Vincent to pursue painting amid personal instability. Unlike many contemporaries, Theo acted as both agent and archivist, collecting works, arranging exhibitions, and corresponding extensively. This explainer outlines their evolving bond, the structure of Theo’s support, and how Theo’s efforts shaped the posthumous understanding and survival of Vincent’s legacy. Their story remains central to interpreting Vincent’s output and the conditions under which it was made.