All names from A to Z · page 44

• Odileia♀1,331 people
• Odilene♀1,827 people
• Odilha♀597 people
• Odilia♀Formed from the Germanic elements uodil ('inheritance') and ot…5,410 people
• Odilio♂2,139 people
• Odilo♂Masculine form of Odilia, a Germanic name linked to 'heritage' and…1,098 people
• Odilon♂French form of Odilo, linked to Germanic uodil, 'inheritance', or…12,807 people
• Odilson♂934 people
• Odimar♂1,718 people
• Odinei♂2,292 people
• Odineia♀2,582 people
• Odir♂2,322 people
• Odirlei♂2,807 people
• Odivaldo♂892 people
• Odorico♂Wealth and ruler1,031 people
• Ofélia♀Help, advantage2,660 people
• Ohana♀2,094 people
• Olair♂2,391 people
• Olanda♀901 people
• Olávio♂2,338 people
• Olavo♂Descendant of the ancestor16,866 people
• Oldair♂1,989 people
• Oldemar♂1,033 people
• Olegário♂2,663 people
• Olga♀Form of Helga, 'holy'37,461 people
• Oli♂1,084 people
• Olicio♂1,344 people
• Olímpia♀4,308 people
• Olímpio♂7,300 people
• Olinda♀Perhaps linked to Greek olynthe, 'wild fig'20,613 people
• Olindina♀3,180 people
• Olindo♂1,652 people
• Olinto♂1,648 people
• Oliria♀1,029 people
• Oliva♀Olive tree1,296 people
• Olival♂Olival, land planted with olive trees1,357 people
• Olivaldo♂1,422 people
• Olivan♂1,080 people
• Olivar♂1,480 people
• Oliveira♂4,624 people
• Óliver♂16,387 people
• Olívia♀Olive, olive branch55,408 people
• Olivina♀785 people
• Olívio♂7,565 people
• Olivo♂697 people
• Olmiro♂1,062 people
• Omar♂Florescent, long-lived8,107 people
• Omero♂Hostage, pledge1,032 people
• Ondina♀'wave', through the Latin unda, as a form of Undine6,706 people
• Oneida♀Name of a Native American people, linked to 'upright stones'2,261 people
• Oneide♂♀6,662 people
• Onelia♀1,427 people
• Onésimo♂Beneficial, useful950 people
• Onesio♂1,565 people
• Onice♀1,117 people
• Onilda♀1,795 people
• Onildo♂2,508 people
• Onira♀879 people
• Onivaldo♂1,961 people
• Onofra♀1,397 people
• Onofre♂The one who is good, the one who is happy8,986 people
• Onorina♀Derived from Latin honor, 'honor, esteem, dignity'1,158 people
• Onorio♂Honor, esteem, dignity1,447 people
• Oraci♂♀1,956 people
• Oracio♂2,464 people
• Oraide♀882 people
• Ordália♀1,631 people
• Oreste♂He who stands on the mountain (Italian form of Orestes)1,265 people
• Orestes♂One who stands on the mountain2,447 people
• Orides♂♀3,569 people
• Oriel♂1,424 people
• Orismar♂♀1,075 people
• Orisvaldo♂1,690 people
• Orival♂1,366 people
• Orivaldo♂5,803 people
• Orlanda♀Feminine form of Orlando, a name of elements meaning 'fame' and 'land'4,103 people
• Orlandina♀2,693 people
• Orlandino♂969 people
• Orlando♂Italian form of Roland, from Germanic, with elements meaning 'fame'…79,927 people
• Orlei♂2,635 people
• Orlene♀968 people
• Orli♂♀2,042 people
• Orlinda♀1,702 people
• Orlindo♂754 people
• Orminda♀1,330 people
• Ortencia♀1,645 people
• Osair♂♀970 people
• Osana♀Save, please (exclamation of praise)5,581 people
• Oscar♂Possibly 'deer friend' (Old Irish) or 'spear of the gods' (Old…31,552 people
• Oscarina♀2,440 people
• Oseas♂Salvation4,249 people
• Oseias♂Liberator17,166 people
• Osias♂My power is Yahweh3,858 people
• Osiel♂5,716 people
• Osimar♂♀1,268 people
• Osmair♂3,820 people
• Osman♂Young bustard (large bird)1,665 people
• Osmano♂818 people
• Osmar♂According to Machado, from Os-, the name of a Germanic god, and…84,788 people
• Osmarina♀11,069 people
• Osmarino♂1,849 people
• Osmario♂2,719 people
• Osmir♂2,896 people
• Osmundo♂897 people
• Osnei♂1,086 people
• Osni♂9,719 people
• Osnildo♂1,065 people
• Osnir♂2,877 people
• Osório♂3,127 people
• Osvaldina♀6,281 people
• Osvaldino♂3,809 people
• Osvaldir♂2,006 people
• Osvaldo♂'god' and 'powerful', from the elements os and weald109,513 people
• Oswaldo♂God and power16,866 people
• Otaciano♂1,129 people
• Otacilia♀2,738 people
• Otacílio♂14,597 people
• Otair♂1,790 people
• Otávia♀Feminine form of Octavius, 'the eighth'2,134 people
• Otaviana♀712 people
• Otaviano♂Derived from Octavius, from Latin octavus, 'eighth'6,100 people
• Otávio♂From Octavius, a Roman family name derived from Latin octāvus,…132,191 people
• Othon♂1,200 people
• Otilha♀695 people
• Otília♀Inheritance (uodil) or wealth, fortune (ot)9,527 people
• Otilio♂1,090 people
• Oto♂Wealth, fortune2,020 people
• Oton♂1,379 people
• Otoniel♂6,316 people
• Otto♂Wealth, fortune8,344 people
• Ovídio♂3,236 people
• Ozair♂♀1,297 people
• Ozana♀5,163 people
• Ozeas♂1,921 people
• Ozeias♂7,788 people
• Ozelia♀1,565 people
• Ozeni♀1,005 people
• Ozenir♂♀1,584 people
• Oziane♀1,080 people
• Ozias♂Strength of Yahweh3,401 people
• Oziel♂My strength is God13,061 people
• Ozimar♂♀1,302 people
• Ozorio♂1,510 people
• Pabline♀1,785 people
• Pablo♂Small (from Latin Paulus, from paulus, 'small')152,518 people
• Pabulo♂604 people
• Palmira♀Feminine form of Palmiro, 'pilgrim'7,199 people
• Paloma♀Dove82,762 people
• Pâmela♀138,902 people
• Pâmella♀7,907 people

The figures are people recorded in IBGE's 2022 Demographic Census, which counts only the first name. How to read IBGE data.