This was made in 1598 . The painting is at Galleria Nazionale d'Arte Antica at Palazzo Barberini, Rome . The dimensions are 195.0 cm by 145.0 cm and 77.0 inch by 57.0 inch . oil on canvas was the medium for this . The artist of Judith Beheading Holofernes was Caravaggio
Atleast one of the painting by Caravaggio is at Galleria Nazionale d'Arte Antica at Palazzo Barberini, Rome