Artwork
Ambrose Thelwall

Ambrose Thelwall is an oil painting by the Early Baroque Italian artist Gilbert Jackson. It dates from 1632 and is held in the collection of the National Library of Wales.
About this work
Overview
Ambrose Thelwall is a portrait painted in oil on canvas by English artist Gilbert Jackson in 1632. The work is part of the National Library of Wales's collection.
Subject & Meaning
The portrait depicts Ambrose Thelwall, a figure associated with the Welsh gentry or professions, given Jackson's clientele. Thelwall is shown with a serious yet confident demeanor, subtly tempered by a slight smile, conveying his social standing and character.
Technique & Style
Executed in oil paint, the portrait showcases Jackson's adherence to early Baroque Italian stylistic influences, characterized by a dark background that accentuates the subject, detailed facial rendering, and the use of contrasting textures (e.g., the smooth ruffled collar against the dark, striped jacket).
History & Provenance
Created in 1632 by Gilbert Jackson, who trained under a Jacobean-era master in London, the painting remained in private or regional ownership before entering the National Library of Wales's collection.
Context
Reflecting the artistic tastes of provincial England's gentry and professionals during the early 17th century, the portrait illustrates the dissemination of Baroque styles beyond the royal court.
Artist & collection
Artist
Gilbert Jackson (c.1595/1600 – after 1648) was an English portrait painter active ca.











