Family name Theseira (Theseira 
) , globally, is quite a rare cognomen. The surname Theseira is habitual in Malaysia, where it is quite a rare surname, Singapore, and Australia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Theseira | United Kingdom, Malaysia, Australia, Singapore, United States |
| ronald theseira Malaysian fencer, MY (b. 1930) |
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| walter theseira researcher (ORCID 0000-0002-8738-2341) |
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| g.w. theseira |
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Mr, Vera, Ivor, Maria, Marie, Marco, Madam, Molly, Sasha, Shane, Simon, Alvin, Allen, Agnes, Aaron, Colin, Betty, Brian, Karen, Keith, Nick, Joey, Joel, John, Ms, Max, Ann, Don, Jay, Joe, Ian, Mary, Miss, Kevin, Sean, Anne, Paul, Rita, Ryan, Dawn, Drew, Gary, Leon, Jade, Andy, and Peter