Default user name for the Linux AMI in Amazon AWS

For Amazon Linux 2 or the Amazon Linux AMI, the username is ec2-user.
For a Centos AMI, the username is centos.
For a Debian AMI, the username is admin or root.
For a Fedora AMI, the username is ec2-user or fedora.
For an RHEL AMI, the username is ec2-user or root.
For a SUSE AMI, the username is ec2-user or root.
For an Ubuntu AMI, the username is ubuntu.

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Vignesh A Sathiyanantham
AWS Certified developer with 8 years of extensive experience working for Cloud and Datacenter solutions and leading a small team in a lean startup based on Bangalore, India
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