The author of iA Teacher’s Guide to Learning Student Names/i advises instructors on how best to go about it.

Translate your name to phonetics with #MyNameIs - a digital name pronunciation tool that helps people share their real names, heritage, identity and pride.

While taking attendance, inner-city substitute teacher Mr. Garvey has trouble adjusting to a classroom full of middle-class white students.About Key & Peele:...

“I’ve met people who effortlessly said, “Supercalifragilisticexpialidocious” but were unwilling to learn to say people’s name right. Learning and / putting effort into saying someone’s name correctly is one of the most basic things and humane things we could do.”

Want to know the number one thing that stops people from learning names? That they emphatically tell you that they’re “awful at remembering names.” Break that habit, and add these other practices, and you’ll be on your way to not forgetting the name of the person you just met.

ok but for real, professors, if you have strong preferences about how your students address you, state them clearly on your syllabus. don't make 'em guess and actually, if you don't have strong preferences about that, state that too. it's stressful for students to have to guess!