John Cassavetes and Gena Rowlands
Nick Offerman and Megan Mullally?
Frida Kahlo and Diego Rivera.
Alfred Stieglitz & Georgia O’Keeffe?
Jasper Johns & Robert Rauschenberg?
Jay-Z and Beyonce
Filliam H Muffman
Lou Reed and Laurie Anderson
My brother and his wife, for their sheer volume of output. He sells his paintings on Etsy and at craft fairs, and she knits and does other fiber arts, and is astonishingly prolific despite having a FT job and two young-adult children.
Hume Cronyn and Jessica Tandy.
Gilbert and George
I’ll toss Percy and Mary Shelly into the mix.
Paul Newman and Joanne Woodward
Laurence Olivier and Joan Plowright/Vivien Leigh
Alfred Lunt and Lynn Fontanne
Bob Fosse and Gwen Verdon
Percy Bysshe Shelley and Mary Wollstonecraft Shelley
Federico Fellini and Giulieta Masina (La Strada being the best example)
Emma Thompson and Kenneth Branagh.
Define “artistic”.
Alan and Diane Arbus.
Alma Mahler and Gustav Mahler, and later Walter Gropius
Danny DeVito and Rhea Perlman
Stephen and Tabitha King
Joel Coen and Frances McDormand
Brad Pitt and (take your pick) Gwyneth Paltrow, Jennifer Aniston or Angelina Jolie
Neil Gaiman and Amanda Palmer
Carole King and Gerry Goffin.
Anne Bancroft and Mel Brooks.
Charles and Ray Eames
Elvis Costello and Diana Krall