Kappa Alpha Psi Fraternity, Inc. (ΚΑΨ) is a historically African American fraternity. Since the fraternity's founding on January 5, 1911 at Indiana University Bloomington, the fraternity has never restricted membership on the basis of color, creed or national origin though membership traditionally is dominated by those of African heritage. The fraternity has over 160,000 members with 721 undergraduate and alumni chapters in every state of the United States, and international chapters in the United Kingdom, Germany, South Korea, Japan, United States Virgin Islands, Nigeria, South Africa, and The Bahamas.The president of the national fraternity is known as the Grand Polemarch, who assigns a Province Polemarch for each of the twelve provinces (regions) of the nation. The fraternity has many notable members recognized as leaders in the arts, athletics, business, Civil Rights, education, government, and science sectors at the local, national and international level. The Kappa Alpha Psi Journal has been the official magazine of the fraternity since 1914. The Journal is published four times a year in February, April, October and December. Frank M. Summers was the magazine's first editor and later became the Fourteenth Grand Polemarch. The former editor of the magazine was Jonathan Hicks. The current editor of the magazine is Earl T. Tildon.

Kappa Alpha Psi sponsors programs providing community service, social welfare and academic scholarship through the Kappa Alpha Psi Foundation and is a supporter of the United Negro College Fund and Habitat for Humanity. Kappa Alpha Psi is a member of the National Pan-Hellenic Council (NPHC) and the North American Interfraternity Conference (NIC). The fraternity is the oldest predominantly African American Greek-letter society founded west of the Appalachian Mountains still in existence, and is known for its "cane stepping" in NPHC organized step shows. Kappa Alpha Psi celebrated its 100th anniversary on January 5, 2011; one of four predominantly African American collegiate fraternities to do so.