In the first incident, 34-year-old Ajay allegedly hanged himself at his house in Jahangirpuri this afternoon, police said.
He was married and used to run a flower shop with his other family members, police said, adding the reason why he took the extreme step isn't known yet.
In the second incident, a man, in his 40s, allegedly jumped to death from the 11th floor of the D Mall in Netaji Subhash Place this evening.
A call was received around 6.35 PM today about the incident, police said, adding the deceased hasn't been identified as yet.
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