DockPanel を使った例
複数選択の例だけど、http://msdn.microsoft.com/ja-jp/library/ms742885(VS.80).aspx
<Window x:Class="WpfApplication2.Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="Window1" Height="226" Width="292" >
<Grid>
<ListBox SelectionMode="Multiple">
<DockPanel>
<Image Source="data\cat.jpg" Width="100" Height="80" />
<TextBlock>CAT</TextBlock>
</DockPanel>
<DockPanel>
<Image Source="data\dog.jpg" Width="100" Height="80"/>
<TextBlock>DOG</TextBlock>
</DockPanel>
<DockPanel>
<Image Source="data\fish.jpg" Width="100" Height="80"/>
<TextBlock>FISH</TextBlock>
</DockPanel>
</ListBox>
</Grid>
</Window>