Lilian Welsh (March 6, 1858 – February 23, 1938) was an American physician, educator, suffragist, and advocate for women's health.

[2] He later rejoined the United States Army after the Battle of Fort Sumter to serve in the American Civil War.

Upon completing her undergraduate degree, Welsh returned to Columbia High School, where she worked as the principal for five years before entering the Woman's Medical College of Pennsylvania in 1886.

The women who have the largest general practice have settled, for the most part, in sections where live those who are not especially well off financially and where there are large foreign populations.

In those communities which are popularly supposed to be inhabited by the more enlightened, the prejudice is all in favor of the masculine physician, no matter what may be the skill of the women."

[1] Welsh and Sherwood later were in charge of the Evening Dispensary For Working Women and Girls that was founded by Alice Hall and Kate Campbell Hurd-Mead.

[5] Welsh was an active member of the National American Woman Suffrage Association, participating in many street parades and she helped prepare the 1906 convention.

In 1935, she returned to her family's home in Columbia, Pennsylvania, after the death of Mary Sherwood, her long-time companion[2] and life partner.