Two men were seriously injured in separate stabbings early Thursday in Toronto, police say.

Both men were taken to trauma centres for treatment. Their injuries are considered non-life-threatening.

No one has been arrested in either incident, according to Const. Allyson Douglas-Cook, spokesperson for the Toronto Police Service.

In the first incident, a man was stabbed outside a restaurant on Richmond Street West near Spadina Avenue. Police were called to the scene at 1:51 a.m.

The man suffered a serious wound to his arm.

Police tape surrounds a scene where a stabbing occurred on Richmond Street West near Spadina Avenue. (Tony Smyth/CBC)

A caller had reported groups of men fighting on the street. Another man suffered cuts in the stabbing.

About three to four men, in their mid-20s, were seen fleeing the scene in a grey sedan.

In the second incident, a man was stabbed outside a bar on Victoria Park Avenue near Sweeney Drive, south of Lawrence Avenue East. Police were called to the scene at 2:19 a.m.

The man was stabbed at least once.

A male suspect, described in his early 20s and wearing black pants, was seen fleeing the scene southbound on Victoria Park Avenue.

Stabbing: Richmond St at Spadina Ave. Male stabbed during an altercation. A second man with minor cuts. <a href="https://twitter.com/TPS52Div?ref_src=twsrc%5Etfw">@TPS52Div</a> investigating. <a href="https://t.co/s6A3ki34MY">pic.twitter.com/s6A3ki34MY</a> —@LateNightCam