HELO or Helo may refer to: People and characters Helô or Heloísa Pinheiro (born 1945), Brazilian model and businesswoman Johan Helo (1889–1966), Finnish lawyer, diplomat and politician Sattar Jabbar Hilo, Mandaean priest from Iraq Karl Agathon (call sign: "Helo"), character in the 2004 Battlestar Galactica television series Other uses helicopter (military clipping: helo) HELO, a Simple Mail Transfer Protocol command Huddersfield Experimental Laptop Orchestra, England Helo Cliffs, Ross Island, Antarctica See also Hilo, the county seat of Hawaii County, Hawaii Hello (disambiguation) Halo (disambiguation)