Word needs something to use as column headers, so either you have to add a
row to the datasource to contain them or use a header file.

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Hope this helps,
Doug Robbins - Word MVP
> How can I merge a letter with a excel data source where the first row
> is data, not a header row. I have unchecked the box (First row of
> data contains column headers, however, that did not change and Word
> used the first row as column headers.