EXHIBIT 21.1

                        SUBSIDIARIES OF ADMINISTAFF, INC.

-     Administaff of Texas, Inc., a Delaware corporation and wholly owned
      subsidiary of Administaff, Inc.

-     Administaff Enterprises, Inc., a Texas corporation and wholly owned
      subsidiary of Administaff of Texas, Inc.

-     Administaff Financial Management Services, Inc., a Delaware corporation
      and wholly owned subsidiary of Administaff of Texas, Inc.

-     Administaff Partnerships Holding, Inc., a Delaware corporation and wholly
      owned subsidiary of Administaff of Texas, Inc.

-     Administaff Captive Insurance Companies Limited, a Bermuda corporation and
      wholly owned subsidiary of Administaff Partnerships Holding, Inc.

-     Administaff Retirement Services, L.P., a Delaware limited partnership,
      with Administaff of Texas, Inc. being a 1% general partner and Administaff
      Partnerships Holding, Inc. being a 99% limited partner.

-     Administaff Services, L.P., a Delaware limited partnership, with
      Administaff of Texas, Inc. being a 1% general partner and Administaff
      Partnerships Holding, Inc. being a 99% limited partner.

-     Administaff Partnerships Holding II, Inc., a Delaware corporation and
      wholly owned subsidiary of Administaff Services, L.P.

-     Administaff GP, Inc., a Delaware corporation and wholly owned subsidiary
      of Administaff Services, L.P.

-     Administaff Client Services, L.P., a Delaware limited partnership, with
      Administaff GP, Inc. being a 1% general partner and Administaff
      Partnerships Holding II, Inc. being a 99% limited partner.

-     Administaff Companies, Inc., a Delaware corporation and wholly owned
      subsidiary of Administaff of Texas, Inc.

-     Administaff Partnerships Holding III, Inc., a Delaware corporation and
      wholly owned subsidiary of Administaff Companies, Inc.

-     Administaff Companies II, L.P., a Delaware limited partnership, with
      Administaff Companies, Inc. being a 1% general partner and Administaff
      Partnerships Holding III, Inc. being a 99% limited partner.

-     Administaff Insurance Services, L.L.C., a Delaware limited liability
      corporation and wholly owned subsidiary of Administaff Companies II, L.P.