Jenny Dolfen (born 1975) is a German illustrator and teacher.

She was born in Bremerhaven, and in 2001, she received a degree in English and Latin at the University of Cologne. Dolfen lives near Aachen with her husband and her two children.

Dolfen has done artwork for several role-playing games, including Fuller Flippers' Quest Cards, Action Studios' Realms of Wonder, Final Sword Productions' The World of Erien and the German Das Schwarze Auge.^[2]

She is known for her artwork based on the Middle-earth works of J. R. R. Tolkien, chiefly The Silmarillion.^[3] Dolfen won the inaugural Tolkien Society award in the category "best artwork" in 2014, for her watercolour painting "Eärendil the Mariner".^[1] Since then she has won awards in 2018 for "The Hunt", a depiction of Finrod Felagund going on a hunt with the Fëanoreans Maedhros and Maglor in Eastern Beleriand; and in 2020 the T-shirt design "The Professor", celebrating 50 years of The Tolkien Society, with Middle-earth characters and places within the outline of a pipe-smoking J. R. R. Tolkien.^[4]

Dolfen has made illustrations for George R. R. Martin's novel A Song of Ice and Fire, as documented in the 2005 book The Art of George R.R. Martin's A Song of Ice and Fire.^[5][6]