Mary Edwards Walker (1832 – 1919) was a surgeon, abolitionist, outspoken advocate for women’s rights, dress reformist (she wore pants), all-around character and badass who refused to live within the confines of gender-based roles. No wonder she was known as “Contrary Mary”…

Source: http://www.womenyoushouldknow.net/dr-mary-edwards-walker-woman-refused-to-give-up/