Lady Doak College (LDC) is the first women's college in Madurai in the southern Indian state of Tamil Nadu. It was founded in 1948 by Katie Wilcox, an American missionary near Tallakulam in Madurai. Today there are around 3200 students. This number was only 86 at formation. It is named after Helen Doak, the associate founder. The motto of the college consists of three Latin words, 'Semper pro Veritate' and its meaning is "Always for the truth". The college celebrated its 75th anniversary on 14 July 2023.