Question: What is the birth date of this American fashion designer, who runway shows featured hat designs by Albertus Swanepoel?

Context paragraphs:
Project Runway Philippines: Project Runway Philippines is the Philippine adaptation of the American reality show "Project Runway".  This reality television series, which aims to find "the next big Filipino fashion designer," is produced by Solar Entertainment Corporation and Unitel Productions.  It is shown on ETC.  The series has an erratic airing schedule, as seasons 1 and 2 aired in 2008 and 2009, season 3 in 2012, and season 4 in 2105.  The show was hosted by model and actress Teresa Herrera during the first two seasons.  She was replaced by Filipina fashion legend Tweetie de Leon.  Fashion designer Jojie Lloren serves as mentor since the first season while Filipino top model and lifestyle feature writer Apples Aberin and fashion designer Rajo Laurel complete the judging panel.  The series fourth season ended on September 20, 2015.

Alexander Wang (designer): Alexander Wang (born December 26, 1983) is an American fashion designer and the former creative director of Balenciaga.

Kimberly Hendrix: Kimberly Hendrix was an American fashion designer in St. Petersburg, Florida.  She became a fashion designer in 2007 after working as an interior designer, vintage collector, and seamstress.  she codesigned co-design a full runway collection for fall 2008 Mercedes Benz Fashion Week and appeared on the TLC reality series "Bikini or Bust".  Her work included bustiers and dresses and features beading, embroidery, and "raw" edging.  She used reclaimed or recycled vintage materials.  Hendrix had a K.Hendrix showroom in downtown St. Petersburg.  "Work hard and be kind."

Salim al-Shimiri: Salim al-Shimiri (born in Basra, Iraq) is an Iraqi fashion designer.  His job entails selecting the fabrics used, the models, positioning the lighting for runway shows as well as creating the garments.  He graduated at Baghdad University with a degree in microbiology, he later returned to study art.  He has held many fashion shows in Iraq, notably the 1991 show in the Palestine Hotel which was attended by United Nations delegation visiting Iraq, and impressed by his designs they offered him contacts and addresses of fashion houses in the United States and Europe.

Misha Nonoo: Misha Nonoo is an American-based fashion designer, best known for her eponymous line of women's ready-to-wear.  She was a finalist in the 2013 Vogue/CFDA Fashion Fund.  In 2015, Nonoo pioneered the "insta-show", becoming the first fashion designer to debut a runway collection via Instagram.  For this she received the Fashion Futures Award for best Beyond the Runway Experience.  She again used social media to reimagine the runway when she showed her Fall 2016 collection exclusively on Snapchat.

Norman Norell: Norman David Levinson (April 20, 1900 – October 25, 1972) known professionally as Norman Norell, was an American fashion designer famed for his elegant gowns, suits, and tailored silhouettes.  His designs for the Traina-Norell and Norell fashion houses became famous for their detailing, simple, timeless designs, and tailored construction.  By the mid-twentieth century Norell dominated the American fashion industry and in 1968 he became the first American fashion designer to launch his own brand of perfume.

Runway (fashion): In fashion, a runway, catwalk or ramp is a narrow, usually flat platform that runs into an auditorium or between sections of an outdoor seating area, used by models to demonstrate clothing and accessories during a fashion show.  In fashion jargon, "what's on the catwalk" or similar phrasing can refer to whatever is new and popular in fashion.  A runway could be as basic as a narrow space between rows of chairs or more elaborate setups with multiple catwalks.  Most runway shows are held inside, for shelter against the weather, but there are times when runway shows are held outdoors.  In the 2016 Paris Fashion Week, Chanel presented an elaborate setup by designing the hall as if it were an airport.  The viewing guests sat as if they were awaiting their flights while the models walked around the airport approaching ticket counters.

Thomas D. Singleton: Thomas Day Singleton (Birth date unknown – November 25, 1833) was a United States Representative from South Carolina.  He was born near Kingstree, South Carolina but his birth date is unknown.

Albertus Swanepoel: Albertus Swanepoel (born 1959) is a South African milliner based in New York, whose hat designs have featured in the runway shows of designers such as Carolina Herrera, Alexander Wang, Narciso Rodriguez and Tommy Hilfiger.  A BA Fine Arts graduate from the University of Pretoria, Swanepoel won the Coty Award as South Africa’s top designer before moving to the USA in 1989.

Gosha Rubchinskiy: Georgiy Aleksandrovich Rubchinskiy (Russian: Георгий Александрович Рубчинский ), known universally as Gosha Rubchinskiy (Russian: Гоша Рубчинский ), is a Russian fashion designer and photographer and the founder of his namesake brand Gosha Rubchinskiy (ГОША РУБЧИНСКИЙ).  Rubchinskiy constantly takes inspiration from the fall of the Iron Curtain, Russian street and youth culture, and his experiences to create his collections, pushing Russian iconography, both past and present, onto the world stage through his runway shows and his imagery.  Also a photographer, Rubchinskiy wanted to work in fashion at a young age, and in college began hairdressing and makeup, which put him in the fashion circles of Russia.

Supporting paragraphs: Albertus Swanepoel Alexander Wang (designer)
Answer: December 26, 1983