Grid with row and column definition and place buttons to grid cells
<Window x:Class="WpfApplication1.Window1" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="Grid Demo"> <Grid> <Grid.RowDefinitions> <RowDefinition /> <RowDefinition /> <RowDefinition /> </Grid.RowDefinitions> <Grid.ColumnDefinitions> <ColumnDefinition /> <ColumnDefinition /> <ColumnDefinition /> </Grid.ColumnDefinitions> <Button Grid.Row="0" Grid.Column="0" Grid.ColumnSpan="2">A</Button> <Button Grid.Row="0" Grid.Column="2">C</Button> <Button Grid.Row="1" Grid.Column="0" Grid.RowSpan="2">D</Button> <Button Grid.Row="1" Grid.Column="1">E</Button> <Button Grid.Row="1" Grid.Column="2">F</Button> <Button Grid.Row="2" Grid.Column="1">H</Button> <Button Grid.Row="2" Grid.Column="2">I</Button> </Grid> </Window>