diff --git a/hibernate-hikaricp/src/main/java/org/hibernate/hikaricp/internal/HikariCPConnectionProvider.java b/hibernate-hikaricp/src/main/java/org/hibernate/hikaricp/internal/HikariCPConnectionProvider.java
index 725976271bec..26838a706a1c 100644
--- a/hibernate-hikaricp/src/main/java/org/hibernate/hikaricp/internal/HikariCPConnectionProvider.java
+++ b/hibernate-hikaricp/src/main/java/org/hibernate/hikaricp/internal/HikariCPConnectionProvider.java
@@ -55,7 +55,21 @@ public void configure(Map<String, Object> props) throws HibernateException {
 			ConnectionInfoLogger.INSTANCE.configureConnectionPool( "HikariCP" );
 
 			hcfg = HikariConfigurationUtil.loadConfiguration( props );
-			hds = new HikariDataSource( hcfg );
+
+			boolean initializedHikariDataSource = false;
+
+			// Support a HikariDataSource already configured by classes which extend this class
+			if(props.containsKey("HikariDataSource")) {
+				Object ohds = props.get("HikariDataSource");
+				if(ohds instanceof HikariDataSource) {
+					hds = (HikariDataSource) ohds;
+					initializedHikariDataSource = true;
+				}
+			}
+			if(!initializedHikariDataSource) {
+				// Default logic if no subclass has configured a HikariDataSource, do so now
+				hds = new HikariDataSource( hcfg );
+			}
 		}
 		catch (Exception e) {
 			ConnectionInfoLogger.INSTANCE.unableToInstantiateConnectionPool( e );