Exhibit 21.0 LIST OF SUBSIDIARIES Registrant: Jefferson Bancshares, Inc. Percentage Jurisdiction or Subsidiaries Ownership State of Incorporation - ------------------------------------------- ----------------------------- ------------------------------------- Jefferson Federal Bank 100% United States JEFFERSON FEDERAL BANK Percentage Jurisdiction or Subsidiaries Ownership State of Incorporation - ------------------------------------------- ----------------------------- ------------------------------------- Jefferson Service Corporation of 100% Tennessee Morristown, Tennessee, Inc.