Across the world, Robert Michael (Robert Michael 
) is a rare masculine first name. The given name Robert Michael is habitual in Chile, where it is a rare boy's name, Peru, and Austria. Not in comparison with a country's population, it is commonest in Philippines, Peru, and Germany. Very seldom, Robert Michael is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Robert Michael | Peru, Germany, Philippines, Spain, Sri Lanka |
Co, Bogart, Wisdom, Malalis, Mcbride, Simpson, Segreto, Abangan, De Leon, Dineros, Greiner, Lambert, Treweek, Erichsen, Isorena, Martinez, Sarcilla, Chambers, Christie, Castillo, Coldwell, Defensor, Santos, Young, Tyler, Tirol, Rae, Day, Lao, Span, Arce, Palo, Rama, Ruiz, Leon, Earl, Duldulao, Ford, Malay, Sharp, Adolf, Buban, Kelly, Pason, Poole, Razon, Roche, Jones, Wood, and Gonzales