The 2023 Men's EuroHockey Club Trophy I is the 46th edition of Europe's secondary men's club field hockey tournament organized by the European Hockey Federation and the third edition since it was renamed from the EuroHockey Club Trophy to the Men's EuroHockey Club Trophy I.
The tournament was hosted by Post SV Wien in Vienna, Austria from 7 to 10 April 2023.
Cardiff & Met won their third title on the second European level after beating OKS Vinnitsa 4–2 in the final. It was their second European title in a row after their victory in the Men's EuroHockey Club Trophy II last season.