Jill Biden wore Oscar de la Renta on the cover of the August 2021 edition of 'Vogue'. Photo: Vogue / Instagram
For US President Joe Biden's inauguration, Jill Biden wore a custom dress and overcoat by Markarian on January 20, 2021. EPA
Jill Biden, in lemon tree-patterned Oscar de la Renta, with President Joe Biden as they marked his 100th day in office on April 29, 2021. Reuters
Queen Rania of Jordan and Jill Biden, wearing a white dress and blazer, at the White House on July 19, 2021. AP Photo
Jill Biden, in floral Gabriela Hearst, and the second gentleman Douglas Emhoff react as US President Joe Biden speaks during a joint session of Congress in Washington on April 28, 2021. Bloomberg
President Joe Biden and first lady Jill Biden, wearing Gabriela Hearst, pose for a photo with family members at the Celebrating America concert at the Lincoln Memorial in Washington on January 20, 2021, after his inauguration. AP Photo
Jill Biden, wearing a military-style coat, walks across the South Lawn to the White House on March 21, 2021. AFP
Jill Biden, in a geometric green and black dress, arrives at Andrews Air Force Base in Maryland on April 23, 2021. AFP
Jill Biden, wearing a white Akris dress, hot pink L'Agence blazer and Valentino slingbacks, with Kate Middleton, Duchess of Cambridge in Cornwall on June 11, 2021. Reuters
Jill Biden, wearing a Brandon Maxwell jacket with the word 'love' on the back with a Brandon Maxwell dress, in Cornwall, England on June 10, 2021. AFP
Jill Biden wears a pink co-ordinated dress and jacket to mark Equal Pay Day with President Joe Biden on March 24, 2021 in Washington, DC. Getty Images
Jill Biden, wearing a white dress and grey duster coat, boards Marine One with President Joe Biden on May 3, 2021. AFP
President Joe Biden and Jill Biden, in a red dress and shoes, arrive at the leaders' welcome during the G7 Summit in Cornwall on June 11, 2021. EPA
Jill Biden, in a powder blue dress and blazer, with Queen Elizabeth II during a visit to Windsor Castle on June 13, 2021 in England. Getty Images
Jill Biden, in a zebra-print dress and jacket, attends a vaccination pop-up in Nashville with singer Brad Paisley on June 22, 2021. AFP
Jill Biden, in a navy shift dress, and President Joe Biden walk the White House South Lawn on July 1, 2021. AFP
Jill Biden, in a belted floral Oscar de la Renta dress, arrives in Savannah, Georgia on July 8, 2021. AFP
Jill Biden, in a coral layered dress, arrives in Japan ahead of the Tokyo 2020 Olympic Games on July 22, 2021. Reuters
Jill Biden rewears a monochrome polka dot Brandon Maxwell dress prior to the opening ceremony of the Tokyo 2020 Olympic Games on July 23, 2021 in Japan. Getty Images
Jill Biden, in head-to-toe red, visits the National Museum of Mexican Art in Chicago, Illinois on October 12, 2021. AFP
Jill Biden, wearing a matching navy dress and blazer, arrives at the San Damaso Courtyard for a meeting with Pope Francis on October 29, 2021 in Vatican City. Getty Images
Jill Biden, in a belted navy dress and jacket, attends a Veterans Day event in Arlington, Virginia on November 11, 2021. AFP
Jill Biden is dressed down in jeans and a jumper as she walks with her granddaughter Natalie Biden, across the White House South Lawn on March 14, 2021. AFP
Jill Biden, in a coordinated brown suit, speaks in Grand Rapids, Michigan on May 27, 2021. AFP
Jill Biden, in a lilac shift dress, speaks in Phoenix, Arizona on June 30, 2021. AFP
Jill Biden wore Oscar de la Renta on the cover of the August 2021 edition of 'Vogue'. Photo: Vogue / Instagram
For US President Joe Biden's inauguration, Jill Biden wore a custom dress and overcoat by Markarian on January 20, 2021. EPA
Jill Biden, in lemon tree-patterned Oscar de la Renta, with President Joe Biden as they marked his 100th day in office on April 29, 2021. Reuters
Queen Rania of Jordan and Jill Biden, wearing a white dress and blazer, at the White House on July 19, 2021. AP Photo
Jill Biden, in floral Gabriela Hearst, and the second gentleman Douglas Emhoff react as US President Joe Biden speaks during a joint session of Congress in Washington on April 28, 2021. Bloomberg
President Joe Biden and first lady Jill Biden, wearing Gabriela Hearst, pose for a photo with family members at the Celebrating America concert at the Lincoln Memorial in Washington on January 20, 2021, after his inauguration. AP Photo
Jill Biden, wearing a military-style coat, walks across the South Lawn to the White House on March 21, 2021. AFP
Jill Biden, in a geometric green and black dress, arrives at Andrews Air Force Base in Maryland on April 23, 2021. AFP
Jill Biden, wearing a white Akris dress, hot pink L'Agence blazer and Valentino slingbacks, with Kate Middleton, Duchess of Cambridge in Cornwall on June 11, 2021. Reuters
Jill Biden, wearing a Brandon Maxwell jacket with the word 'love' on the back with a Brandon Maxwell dress, in Cornwall, England on June 10, 2021. AFP
Jill Biden wears a pink co-ordinated dress and jacket to mark Equal Pay Day with President Joe Biden on March 24, 2021 in Washington, DC. Getty Images
Jill Biden, wearing a white dress and grey duster coat, boards Marine One with President Joe Biden on May 3, 2021. AFP
President Joe Biden and Jill Biden, in a red dress and shoes, arrive at the leaders' welcome during the G7 Summit in Cornwall on June 11, 2021. EPA
Jill Biden, in a powder blue dress and blazer, with Queen Elizabeth II during a visit to Windsor Castle on June 13, 2021 in England. Getty Images
Jill Biden, in a zebra-print dress and jacket, attends a vaccination pop-up in Nashville with singer Brad Paisley on June 22, 2021. AFP
Jill Biden, in a navy shift dress, and President Joe Biden walk the White House South Lawn on July 1, 2021. AFP
Jill Biden, in a belted floral Oscar de la Renta dress, arrives in Savannah, Georgia on July 8, 2021. AFP
Jill Biden, in a coral layered dress, arrives in Japan ahead of the Tokyo 2020 Olympic Games on July 22, 2021. Reuters
Jill Biden rewears a monochrome polka dot Brandon Maxwell dress prior to the opening ceremony of the Tokyo 2020 Olympic Games on July 23, 2021 in Japan. Getty Images
Jill Biden, in head-to-toe red, visits the National Museum of Mexican Art in Chicago, Illinois on October 12, 2021. AFP
Jill Biden, wearing a matching navy dress and blazer, arrives at the San Damaso Courtyard for a meeting with Pope Francis on October 29, 2021 in Vatican City. Getty Images
Jill Biden, in a belted navy dress and jacket, attends a Veterans Day event in Arlington, Virginia on November 11, 2021. AFP
Jill Biden is dressed down in jeans and a jumper as she walks with her granddaughter Natalie Biden, across the White House South Lawn on March 14, 2021. AFP
Jill Biden, in a coordinated brown suit, speaks in Grand Rapids, Michigan on May 27, 2021. AFP
Jill Biden, in a lilac shift dress, speaks in Phoenix, Arizona on June 30, 2021. AFP
Jill Biden wore Oscar de la Renta on the cover of the August 2021 edition of 'Vogue'. Photo: Vogue / Instagram