瑞士联合银行集团 瑞银集团 UBS United Bank of Switzerland  
瑞士联合银行集团（United Bank of Switzerland，英文简称UBS，中文简称瑞银集团）是欧洲最大的金融控股集团。


UBS AG (SIX: UBSN, NYSE: UBS) is a Swiss global financial services company headquartered in Basel and Zürich, Switzerland, which provides investment banking, asset management, and wealth management services for private, corporate, and institutional clients worldwide, as well as retail clients in Switzerland. It operates in more than 40 countries and considered as the world's second largest manager of private wealth assets, with over CHF 2.2 trillion in invested assets.[2][3] UBS operates in all of the major financial centers worldwide with offices in over 50 countries and 64,000 employees around the world.[4] UBS traces its heritage to 1854 and it is the largest bank in Switzerland.
UBS was originally an abbreviation for the Union Bank of Switzerland, one of its predecessors; however, UBS ceased to be considered a representational abbreviation after its 1998 merger with Swiss Bank Corporation.[5]