Ladies in red painted by Sir John Lavery. Not all of them being his standard society kind. Irish born, he lived from 1856 to 1941 and painted many a grand portrait that ended up over a fireplace in Mayfair.

"Girl in red dress by a swimming pool." Undated.
“Girl in red dress by a swimming pool.” Undated. In the public domain in the United States because the artist died over 70 years ago. via https://www.tuttartpitturasculturapoesiamusica.com/2015/10/John-Lavery.html
"Lady in Red" (Mrs. Owen Barton-Jones). 1924.
“Lady in Red” (Mrs. Owen Barton-Jones). 1924. In the public domain in the United States because the artist has been dead over 70 years. via https://pixels.com/featured/lady-in-red-mrs-owen-barton-jones-sir-john-lavery.html
Lady Hazel Lavery.
Lady Hazel Lavery. Undated. In the public domain in the United States because the artist has been dead over 70 years. via http://thefrenchsampler.blogspot.com/2011/02/sir-john-lavery.html