Doubting Thomas is a oil on panel painting by Peter Paul Rubens (1577–1640), created in 1613. Measuring 233 × 146 cm, it depicts the biblical scene from John 20:24-29. This painting is housed at Royal Museum of Fine Arts, Leopold De Waelplaats, Antwerp.
The Incredulity of Saint Thomas or the Rockox Triptych (or "Altarpiece"), is a triptych painting by Peter Paul Rubens, produced between 1613 and 1615. It is now in the Royal Museum for Fine Arts in Antwerp.
It was commissioned by sir Nicolaas II Rockox and his spouse Adriana Perez, for the Lady Chapel of the Recollects church in Antwerp and he and his wife are shown on its outer panels. Its central panel shows the disbelief of Thomas.