LegendEntries Method
Returns an object that represents either a single legend entry or a collection of legend entries for the legend.
expression.LegendEntries(Index)
expression Required. An expression that returns one of the objects in the Applies To list.
Index Optional Variant. The number of the legend entry.
Example
This example sets the font for legend entry one.
myChart.Legend.LegendEntries(1).Font.Name = "Arial"