Not sure, but imagine they will. You could try keeping 2003 on first install
and see if they are there is 2007 before un-installing 2007.

--
HTH
Nick Hodge
Microsoft MVP - Excel
Southampton, England
DTHIS
web: www.excelusergroup.org
web: www.nickhodge.co.uk





"marcopolo" wrote in message
...
Will my 2003 Custom Lists tranfer over into 2007 with the 2007 install?
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marcopolo