Artwork
Portrait of Johannes Dallaeus/ Jean Daillé

Portrait of Johannes Dallaeus/ Jean Daillé is an unspecified painting by the Rococo painting artist Pierre, Dupin. It dates from 1750 and is held in the collection of the Leiden University Libraries. The image presents a seated figure surrounded by papers and printed materials, gazing directly at the viewer with a composed expression.
About this work
Overview
The image presents a seated figure surrounded by papers and printed materials, gazing directly at the viewer with a composed expression. The portrait is identified as Johannes Dallaeus, rendered as a copy after an original work by the artist W. Vaillant. A faint pencil annotation appears near the lower edge of the sheet, though the text is difficult to decipher.
Subject & Meaning
Johannes Dallaeus, a learned individual of his time, is depicted in a scholarly setting, suggesting his engagement with textual or archival work. The arrangement of documents around him underscores a connection to intellectual pursuits, while his steady gaze conveys a sense of contemplation or authority within his field.
Technique & Style
The copy reproduces the original composition of W. Vaillant, employing the soft transitions characteristic of the sfumato technique to model facial features and fabric. The handling of light and shadow creates a gentle modeling of form, while the surrounding objects are rendered with a restrained linearity that emphasizes their documentary function.
History & Provenance
The work is a later copy rather than Vaillant’s own hand, indicating its role in preserving the image of Dallaeus for subsequent viewers. The presence of a handwritten pencil note, albeit illegible, suggests a later cataloguing or scholarly annotation, pointing to the piece’s inclusion in a manuscript collection or archival record.











