diff --git a/icu4c/source/data/mappings/convrtrs.txt b/icu4c/source/data/mappings/convrtrs.txt
index d7c72ec68f..e3d89dcba6 100644
--- a/icu4c/source/data/mappings/convrtrs.txt
+++ b/icu4c/source/data/mappings/convrtrs.txt
@@ -165,7 +165,7 @@ ibm-33722_P120-2000     ibm-33722_VASCII_VPUA ibm-33722 cp33722 33722 ibm-5050 #
 ibm-33722_P12A-2000     ibm-33722_VPUA EUC-JP { MIME } ibm-eucJP eucjis extended_unix_code_packed_format_for_japanese cseucpkdfmtjapanese X-EUC-JP # Japan EUC. x-euc-jp is a MIME name
 ibm-970                 EUC-KR { IANA MIME } ibm-eucKR csEUCKR  # Korean EUC. x-euc-kr is a MIME name
 ibm-964                 EUC-TW ibm-eucTW cns11643               # Taiwan EUC. x-euc-tw is a MIME name
-ibm-1383                EUC-CN ibm-eucCN GB_2312-80 { IANA } chinese gb iso-ir-58 csISO58GB231280 GB2312 { MIME } gb2312-1980 cp1383 1383  csGB2312# China EUC. x-euc-cn is a MIME name
+ibm-1383_P110-2000      ibm-1383_VPUA ibm-1383 EUC-CN ibm-eucCN GB_2312-80 { IANA } chinese gb iso-ir-58 csISO58GB231280 GB2312 { MIME } gb2312-1980 cp1383 1383  csGB2312# China EUC. x-euc-cn is a MIME name
 ibm-1162                tis-620 cp874 windows-874 ms874 cp9066 874 # Thai (w/ euro update)
 ibm-874                 ibm-1161 # Same as 1162 (w/o euro update)
 
diff --git a/icu4c/source/data/mappings/ibm-1383.ucm b/icu4c/source/data/mappings/ibm-1383_P110-2000.ucm
similarity index 99%
rename from icu4c/source/data/mappings/ibm-1383.ucm
rename to icu4c/source/data/mappings/ibm-1383_P110-2000.ucm
index c3d18377ff..4a3a0baa9f 100644
--- a/icu4c/source/data/mappings/ibm-1383.ucm
+++ b/icu4c/source/data/mappings/ibm-1383_P110-2000.ucm
@@ -1,32 +1,27 @@
 # *******************************************************************************
 # *
-# *   Copyright (C) 1995-2000, International Business Machines
+# *   Copyright (C) 1995-2001, International Business Machines
 # *   Corporation and others.  All Rights Reserved.
 # *
 # *******************************************************************************
 #
-# File created on Fri Nov 10 15:04:28 2000
-#
-# File created by dtcocm version 3.00
+# File created by rptp2ucm (compiled on Feb 23 2001)
 # from source files 34B00567.RPMAP110 and 056734B0.TPMAP100
 #
-# Table Version : 1.01
-#
-<code_set_name>               "IBM-1383"
+<code_set_name>               "ibm-1383_P110-2000"
 <char_name_mask>              "AXXXX"
 <mb_cur_max>                  2
 <mb_cur_min>                  1
 <uconv_class>                 "MBCS"
 <subchar>                     \xA1\xA1
-#<subchar1>                   \x1A
+<subchar1>                    \x1A
+<icu:charsetFamily>           "ASCII"
+<icu:alias>                   "ibm-1383_VPUA"
+
 <icu:state>                   0-9f, a1-fe:1
 <icu:state>                   a1-fe
-#
+
 CHARMAP
-#
-#
-#ISO 10646      IBM-1383
-#_________      _________
 <U0000> \x00 |0
 <U0001> \x01 |0
 <U0002> \x02 |0
@@ -628,7 +623,7 @@ CHARMAP
 <U2606> \xA1\xEE |0
 <U2640> \xA1\xE2 |0
 <U2642> \xA1\xE1 |0
-<U3000> \xA1\xA1 |2
+<U3000> \xA1\xA1 |0
 <U3001> \xA1\xA2 |0
 <U3002> \xA1\xA3 |0
 <U3003> \xA1\xA8 |0
@@ -9101,5 +9096,4 @@ CHARMAP
 <UFFE3> \xA3\xFE |0
 <UFFE4> \xFE\xEB |0
 <UFFE5> \xA3\xA4 |0
-<UFFFD> \xA1\xA1 |2
 END CHARMAP
diff --git a/icu4c/source/data/mappings/ucmcore.mk b/icu4c/source/data/mappings/ucmcore.mk
index e28479d04c..b6674ff180 100644
--- a/icu4c/source/data/mappings/ucmcore.mk
+++ b/icu4c/source/data/mappings/ucmcore.mk
@@ -18,7 +18,7 @@ ibm-1089.ucm ibm-4909.ucm ibm-916.ucm ibm-920.ucm\
 ibm-923.ucm\
 ibm-5346.ucm ibm-5347.ucm ibm-5348.ucm ibm-5349.ucm\
 ibm-5350.ucm ibm-5351.ucm ibm-5352.ucm ibm-5353.ucm ibm-5354.ucm\
-ibm-1383.ucm ibm-1386.ucm gb18030.ucm\
+ibm-1383_P110-2000.ucm ibm-1386.ucm gb18030.ucm\
 ibm-1370.ucm\
 ibm-943_P14A-2000.ucm ibm-33722_P12A-2000.ucm\
 ibm-970.ucm ibm-949_P11A-2000.ucm ibm-1363_P11B-2000.ucm