Painter and sculptor Emo Verkerk has produced several portraits of Edward Lear over the years, here are three, from the Gemeentemuseum Den Haag website.

Studie voor Portret van Edward Lear (1985).
Oil and collage on plastic canvas. 55,5cm x 40cm. Gemeentemuseum Den Haag: 1005685.

Edward Lear (1989).
Litho, ink on paper. 65,5cm x 50,5cm. Gemeentemuseum Den Haag: 1005496.

Edward Lear (1985-1999).
Inkjet print on photo paper with glass painting. 86cm x 67cm. Gemeentemuseum Den Haag: 1005688.

Here is an article presenting a recent exhibition of Verkerk’s work.