Wine Bars Singapore Wine Bars in Singapore ATLAS Big Wine Freaks Convivial Fine Wines Gaston Humpback Le Bon Funk Le Quinze Vins Singapore Les Crayères Origin Grill in Shangri-la Hotel Park 90 Praelum RVLT VITIS Bar and Bistro Zén Wine Guides The guide to the 5 best wine bars in Singapore 2025