Observe the Sons of Ulster Marching Towards the Somme has won several awards. These include Outstanding Lighting Design at the Drama Desk Awards for Donald Holder, Outstanding Off-Broadway Play at the Outer Critics Circle Awards, and Outstanding Director at The Lortels for Nicholas Martin. The show also received awards for Outstanding Lighting Design, Outstanding Play, Outstanding Scenic Design, and Outstanding Sound Design at The Lortels, with Donald Holder, Lincoln Center Theater, Alexander Dodge, and Jerry Yager being recognized for their respective contributions.