Exhibit

We hereby consent to the incorporation by reference in the Registration Statements on Form S‑8 (No. 333‑138554, No. 333-143343, and 333-182493) and Form S-3 (No. 333-197051) of OneBeacon Insurance Group, Ltd. of our report dated February 27, 2017 relating to the financial statements, financial statement schedules and the effectiveness of internal control over financial reporting, which appears in this Form 10‑K.