| Name | Sex | Language | Meaning(s) | Original Spelling | Notes |
| Razhan | Male | Persian 2045 names | Meaning(s) of Razhan: Sleep 1 names | راژان | |
| Razinah | Female | Arabic 10801 names | Meaning(s) of Razinah: Composed 13 names Dignified 40 names | رَزِينة | |
| Raznah | Female | Arabic 10801 names | Meaning(s) of Raznah: Composure 16 names Dignity 17 names | رَزْنَة | |
| Razni | Male | Arabic 10801 names | Meaning(s) of Razni: Composed 13 names Dignified 40 names | رَزْنِي | |
| Razwa | Female | Arabic 10801 names | Meaning(s) of Razwa: [Name of a Mountain in al-Madinah] 8 names | رَضْوَى | Variant of the name Razwaa. |
| Razwaa | Female | Arabic 10801 names | Meaning(s) of Razwaa: [Name of a Mountain in al-Madinah] 8 names | رَضْوَى | |
| Razwan | Male | Arabic 10801 names | Meaning(s) of Razwan: Chosen 26 names Desired 32 names Selected 12 names | رَضْوَان | |
| Rearden | Male | Irish 84 names | Meaning(s) of Rearden: King's Poet 2 names | | Variant of the name Riordan. |
| Rebaab | Female | Arabic 10801 names | Meaning(s) of Rebaab: Covenant 14 names Oath 14 names Promise 27 names | رِبَاب | Variant of the name Rebab. |
| Rebab | Female | Arabic 10801 names | Meaning(s) of Rebab: Covenant 14 names Oath 14 names Promise 27 names | رِبَاب | |
| Reda | Unisex | Arabic 10801 names | Meaning(s) of Reda: Contentment 21 names Having God's Approval 20 names | رضا | Variant of the name Riza. |
| Redaa | Unisex | Arabic 10801 names | Meaning(s) of Redaa: Contentment 21 names Having God's Approval 20 names | رضا | Variant of the name Riza. |
| Redha | Unisex | Arabic 10801 names | Meaning(s) of Redha: Contentment 21 names Having God's Approval 20 names | رضا | Variant of the name Riza. |
| Redhaa | Unisex | Arabic 10801 names | Meaning(s) of Redhaa: Contentment 21 names Having God's Approval 20 names | رضا | Variant of the name Riza. |
| Redhwan | Unisex | Arabic 10801 names | Meaning(s) of Redhwan: Contentment 21 names Having God's Approval 20 names | رضوان | Variant of the name Rizwan, which is mentioned in the Quran. |
| Reehan | Unisex | Arabic 10801 names | Meaning(s) of Reehan: Fragrance 49 names | ريحان | Variant of the name Rayhan, which is mentioned in the Quran. |
| Reem | Female | Arabic 10801 names | Meaning(s) of Reem: White Gazelle 6 names | رِيم | |
| Reema | Female | Arabic 10801 names | Meaning(s) of Reema: White Gazelle 6 names | رِيَمة | |
| Reemah | Female | Arabic 10801 names | Meaning(s) of Reemah: White Gazelle 6 names | رِيَمة | Variant of the name Reema. |
| Regina | Female | English 773 names | Meaning(s) of Regina: Queen 20 names | | |
| Rehaab | Unisex | Arabic 10801 names | Meaning(s) of Rehaab: Generous 135 names Open-hearted 9 names Open-minded 17 names Spacious 9 names Vast 30 names | رِحاب | Variant of the name Rehab. |
| Rehab | Unisex | Arabic 10801 names | Meaning(s) of Rehab: Generous 135 names Open-hearted 9 names Open-minded 17 names Spacious 9 names Vast 30 names | رِحاب | |
| Reham | Female | Arabic 10801 names | Meaning(s) of Reham: Light Rain 10 names | رِهَام | Variant of the name Riham. |
| Rehim | Male | Arabic 10801 names | Meaning(s) of Rehim: Kind 165 names Merciful 51 names Tenderhearted 7 names | رَحيمٌ | Variant of the name Raheem, which is mentioned in the Quran. |
| Rehma | Female | Arabic 10801 names | Meaning(s) of Rehma: Compassion 32 names Grace 20 names Kindness 37 names Mercy 18 names | رَحمة | Variant of the name Rahma, which is mentioned in the Quran. |
| Reibab | Female | Arabic 10801 names | Meaning(s) of Reibab: Covenant 14 names Oath 14 names Promise 27 names | رِبَاب | Variant of the name Rebab. |
| Reid | Male | English 773 names Scottish 76 names | Meaning(s) of Reid: Red-haired 4 names Ruddy-complexioned 1 names | | |
| Reihaab | Unisex | Arabic 10801 names | Meaning(s) of Reihaab: Generous 135 names Open-hearted 9 names Open-minded 17 names Spacious 9 names Vast 30 names | رِحاب | Variant of the name Rehab. |
| Reihab | Unisex | Arabic 10801 names | Meaning(s) of Reihab: Generous 135 names Open-hearted 9 names Open-minded 17 names Spacious 9 names Vast 30 names | رِحاب | Variant of the name Rehab. |
| Reihan | Unisex | Arabic 10801 names | Meaning(s) of Reihan: Fragrance 49 names | ريحان | Variant of the name Rayhan, which is mentioned in the Quran. |
| Reihana | Female | Arabic 10801 names | Meaning(s) of Reihana: Fragrance 49 names | ريحانة | Variant of the name Rihanna. |
| Reihannah | Female | Arabic 10801 names | Meaning(s) of Reihannah: Fragrance 49 names | ريحانة | Variant of the name Rihanna. |
| Reine | Female | French 120 names | Meaning(s) of Reine: Queen 20 names | | |
| Reouf | Male | Arabic 10801 names | Meaning(s) of Reouf: Compassionate 60 names Kind 165 names Lenient 59 names Merciful 51 names | رَؤُوْف | Variant of the name Rauf, which is mentioned in the Quran. |
| Resa | Male | Persian 2045 names | Meaning(s) of Resa: Eloquent 35 names Well-guided 16 names Wise 193 names | رسا | |
| Reuel | Male | Biblical 45 names | Meaning(s) of Reuel: Friend of God 3 names | | |
| Rex | Male | English 773 names | Meaning(s) of Rex: King 20 names | | From Latin rex ("king"). |
| Reyaah | Unisex | Arabic 10801 names | Meaning(s) of Reyaah: Power 59 names Scents 6 names Victory 30 names Winds 6 names | رِيَاح | Variant of the name Reyah, which is mentioned in the Quran. |
| Reyah | Unisex | Arabic 10801 names | Meaning(s) of Reyah: Power 59 names Scents 6 names Victory 30 names Winds 6 names | رِيَاح | |
| Reyan | Unisex | Arabic 10801 names | Meaning(s) of Reyan: Quenched 8 names Watered 8 names | ريَّان | Variant of the name Rayyan. |
| Reyhaab | Unisex | Arabic 10801 names | Meaning(s) of Reyhaab: Generous 135 names Open-hearted 9 names Open-minded 17 names Spacious 9 names Vast 30 names | رِحاب | Variant of the name Rehab. |
| Reyhab | Unisex | Arabic 10801 names | Meaning(s) of Reyhab: Generous 135 names Open-hearted 9 names Open-minded 17 names Spacious 9 names Vast 30 names | رِحاب | Variant of the name Rehab. |
| Reyhan | Unisex | Arabic 10801 names | Meaning(s) of Reyhan: Fragrance 49 names | ريحان | Variant of the name Rayhan, which is mentioned in the Quran. |
| Reyyan | Unisex | Arabic 10801 names | Meaning(s) of Reyyan: Quenched 8 names Watered 8 names | ريَّان | Variant of the name Rayyan. |
| Reza | Unisex | Arabic 10801 names | Meaning(s) of Reza: Contentment 21 names Having God's Approval 20 names | رضا | Variant of the name Riza. |
| Rezwa | Female | Arabic 10801 names | Meaning(s) of Rezwa: [Name of a Mountain in al-Madinah] 8 names | رَضْوَى | Variant of the name Razwaa. |
| Rezwaa | Female | Arabic 10801 names | Meaning(s) of Rezwaa: [Name of a Mountain in al-Madinah] 8 names | رَضْوَى | Variant of the name Razwaa. |
| Rezwaan | Unisex | Arabic 10801 names | Meaning(s) of Rezwaan: Contentment 21 names Having God's Approval 20 names | رضوان | Variant of the name Rizwan, which is mentioned in the Quran. |
| Rezwan | Unisex | Arabic 10801 names | Meaning(s) of Rezwan: Contentment 21 names Having God's Approval 20 names | رضوان | Variant of the name Rizwan, which is mentioned in the Quran. |
| Rhoda | Female | English 773 names | Meaning(s) of Rhoda: Rose 35 names | | From Greek. |