<TABLE> <S> <C>

<ARTICLE> 6
<CIK> 0000811869
<NAME> THE AAL MUTUAL FUNDS
<SERIES>
   <NUMBER> 122
   <NAME> THE AAL BALANCED FUND CLASS B
<MULTIPLIER> 1

<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          APR-30-2000
<PERIOD-START>                             MAY-01-1999
<PERIOD-END>                               APR-30-2000
<INVESTMENTS-AT-COST>                        250086903
<INVESTMENTS-AT-VALUE>                       276286428
<RECEIVABLES>                                  2443052
<ASSETS-OTHER>                                   99242
<OTHER-ITEMS-ASSETS>                                 0
<TOTAL-ASSETS>                               278828722
<PAYABLE-FOR-SECURITIES>                       1007308
<SENIOR-LONG-TERM-DEBT>                              0
<OTHER-ITEMS-LIABILITIES>                       521416
<TOTAL-LIABILITIES>                            1528724
<SENIOR-EQUITY>                                      0
<PAID-IN-CAPITAL-COMMON>                     258149327
<SHARES-COMMON-STOCK>                          1474368
<SHARES-COMMON-PRIOR>                           979692
<ACCUMULATED-NII-CURRENT>                       625529
<OVERDISTRIBUTION-NII>                               0
<ACCUMULATED-NET-GAINS>                      (7674383)
<OVERDISTRIBUTION-GAINS>                             0
<ACCUM-APPREC-OR-DEPREC>                      26199525
<NET-ASSETS>                                  18210958
<DIVIDEND-INCOME>                              1092547
<INTEREST-INCOME>                              7886579
<OTHER-INCOME>                                       0
<EXPENSES-NET>                                 2676084
<NET-INVESTMENT-INCOME>                        6303042
<REALIZED-GAINS-CURRENT>                     (6643070)
<APPREC-INCREASE-CURRENT>                     12046584
<NET-CHANGE-FROM-OPS>                         11706556
<EQUALIZATION>                                       0
<DISTRIBUTIONS-OF-INCOME>                     (259063)
<DISTRIBUTIONS-OF-GAINS>                             0
<DISTRIBUTIONS-OTHER>                                0
<NUMBER-OF-SHARES-SOLD>                         572465
<NUMBER-OF-SHARES-REDEEMED>                    (98557)
<SHARES-REINVESTED>                              20768
<NET-CHANGE-IN-ASSETS>                       104906539
<ACCUMULATED-NII-PRIOR>                         333728
<ACCUMULATED-GAINS-PRIOR>                    (1031066)
<OVERDISTRIB-NII-PRIOR>                              0
<OVERDIST-NET-GAINS-PRIOR>                           0
<GROSS-ADVISORY-FEES>                          1280721
<INTEREST-EXPENSE>                                   0
<GROSS-EXPENSE>                                2779847
<AVERAGE-NET-ASSETS>                          15342055
<PER-SHARE-NAV-BEGIN>                            12.10
<PER-SHARE-NII>                                   0.21
<PER-SHARE-GAIN-APPREC>                           0.24
<PER-SHARE-DIVIDEND>                            (0.20)
<PER-SHARE-DISTRIBUTIONS>                         0.00
<RETURNS-OF-CAPITAL>                              0.00
<PER-SHARE-NAV-END>                              12.35
<EXPENSE-RATIO>                                   2.03



</TABLE>