Abraham Donald Lavender (November 14, 1940 – June 26, 2022) was a professor of sociology at Florida International University in Miami, Florida, where his special areas of interest include ethnic relations, Judaica, political sociology, urban sociology, the sociology of sexuality, and social deviance. He was editor-in-chief of Journal of Spanish, Portuguese, and Italian Crypto Jews, and had served as president of the Society for Crypto-Judaic Studies.