Renowned for her neutral appearance, Tennant was loved by fashion designers, including Karl Lagerfeld, who likened Tennant to Coco Chanel and became the face of French luxury brands in the 90s. She has also appeared in campaigns by Hermes, Burberry and Calvin Klein. As of 2019, she was walking the runway of brands like Alexander McQueen, Saint Laurent, and Valentino haute couture.

At the closing ceremony of the 2012 London Olympics, Tennant walked with other British supermodels: Lily Cole, Karen Elson, Kate Moss, Naomi Campbell, Jourdon Dunn, David Gandy, and wore the costumes of British designer Christopher Kane.
When she appeared on the cover of December 2018 British Vogue, The magazine said, “Few models have had a major influence on British fashion. [as Tennant].”

The model was a supporter of slow fashion and partnered with Oxfam for Second Hand September, an initiative to raise awareness of the environmental impact of fast fashion. “At my age, I think it’s normal for you to be not very interested in consumption. [and not] I like shopping as much as I was young,” she said. tutelar. “It will take a long time to change your habits, but I think this is definitely a step in the right direction,” she added.

Many people in the fashion industry use social media to express their sadness about the news. British designer Stella McCartney wrote, “My dear Stella, I will love and miss you.” Instagram. “What a sad and terrible news that is already ending a shocking year! My heart goes to your wonderful family who must have been in such undeserved pain. I’m speechless… Your soul and your inner beauty have gone beyond your outer perfection, Stella. May you rise above all of us in peace forever on the most perfect horse.”
“RIP friendly and cool Stella” Edward E. Ninful, Editor-in-chief British Vogue. “My thoughts and prayers are with my family.”
Tennant leaves behind Four children, Marcel (age 21), Cecily (age 19), Jasmine (age 17), and Iris (age 15) share with ex-husband photographer David Last.