The victims were in front of 36 West 19th St. when police said a group of three to four men attacked them at approximately 4:50 a.m.
Roberto Aldana, 41, of Huntington Station suffered injuries to the head and stomach;
Two 23-year-old men from Wyandanch, William Rivera and Mauricio Yanes, also suffered stab wounds.
All three victims were transported and admitted to Huntington Hospital. Their conditions were not released.
Detectives are asking anyone with information on this incident to call the Second Squad at 631-854-8252 or anonymously to Crime Stoppers at 1-800-220-TIPS. All calls will be kept confidential.