The blaze tore through the first floor of 3056 Fenton Ave. and killed an occupant, the FDNY said.
Two unidentified bodies were discovered early Wednesday as firefighters battled a blaze in Howard Beach.
The massive blaze broke out at 77 Maujer St. Thursday morning, FDNY officials said.
Henri Schwan, 62, was killed and his mother Rosario was hospitalized after the fire.
Firefighters worked for about an hour Sunday to extinguish the fire.
The blaze, which sparked Sunday night at 104-15 Northern Blvd., left one firefighter with minor injuries.
William Steiniger, 69, died when a fire broke out at 360 Demorest Ave. early Tuesday, officials said.
Residents said old mattresses sat in the hallways for weeks and the fire escapes were in disrepair.
Two of the victims were critically injured and rushed to Harlem Hospital, fire officials said.
Five apartments were badly scorched and many more damaged in the fire on W. 109th St., FDNY said.
The 87-year-old victim died in the pre-dawn fire at 900 W. 190th St. in Hudson Heights.
The fire at 427 E. 80th Street spread from the basement all the way to the roof, the FDNY said.
The predawn fire started in a store near West 29th Street.
Olga Bates, who was "fun-loving and independent," was looking forward to Thanksgiving, relatives said.
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