It's International Women's Day and a number of celebrities are expressing their support.

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Females all over Twitter and Instagram are showing their empowerment to honor women. Some of the big names include Rebecca Mader, Chelsea Handler and Kristin Chenoweth.

 Happy #internationalwomensday #mypretties

A photo posted by Rebecca Mader (@bexmader) on Mar 8, 2016 at 4:44am PST

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When it comes to strong women in pop culture, a few recognizable characters may include Daria from the former MTV series Daria, Hermione Granger from the Harry Potter series and Buffy Summers from the classic TV show Buffy the Vampire Slayer. In fact, two stars from Buffy showed their support on International Women's Day.

 #internationalwomensday #girlpower #respect

A photo posted by Julie Benz (@juliebenzmft) on Mar 8, 2016 at 9:24am PST

#HappyInternationalWomensDay ! #respect #women #feminism #solidarity #woman #JossWhedon taught us lots. A photo posted by Official Eliza Dushku (@elizadushku) on Mar 8, 2016 at 12:35pm PST

Men are also showing their support as they gave their gratitude to be surrounded by women.

 Celebrating International Women's Day on @HollywoodTodayLive today. Go, girls!

A photo posted by Ross Mathews (@helloross) on Mar 8, 2016 at 3:56pm PST

Check out a couple other celebrity posts below.