Evet, Billur Kalkavan ve Rıza Kalkavan kardeştir125.
Rıza Kalkavan, oyuncu ve sunucu Billur Kalkavan'ın, babası Nâzım Kalkavan'ın ikinci eşi Nuyan Germiyanoğlu ile olan evliliğinden dünyaya gelmiştir 134.
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kardeştir** [```1```](https://www.ntv.com.tr/n-life/riza-kalkavan-kimdir-billur-kalkavanin-kardesi-riza-kalkavan-oldu-mu,VvhH4S2d10KERxOBksTNCg)[```2```](https://www.posta.com.tr/magazin/billur-kalkavan-evli-mi-cocugu-var-mi-billur-kalkavanin-kardesi-riza-kalkavan-kimdir-2568674)[```5```](https://www.yeniankara.com.tr/guncel/billur-kalkavan-kimdir-oldu-mu-kimin-kardesi-nereli-evli-mi-kac-yasinda-ne-is-yapiyor-102205).\n\nRıza Kalkavan, oyuncu ve sunucu Billur Kalkavan'ın, babası Nâzım Kalkavan'ın ikinci eşi Nuyan Germiyanoğlu ile olan evliliğinden dünyaya gelmiştir [```1```](https://www.ntv.com.tr/n-life/riza-kalkavan-kimdir-billur-kalkavanin-kardesi-riza-kalkavan-oldu-mu,VvhH4S2d10KERxOBksTNCg)[```3```](https://onedio.com/haber/riza-kalkavan-kimdir-billur-kalkavan-in-kardesi-sahte-alkolden-mi-hayatini-kaybetti-1266567)[```4```](https://www.gapgundemi.com/haber/23900341/is-adami-riza-kalkavan-neden-oldu-riza-kalkavan-kimdir-billur-kalkavanla-akraba-mi).","sources":[{"sourceId":1,"url":"https://www.gazetepencere.com/magazin/billur-kalkavanin-kardesi-riza-kalkavan-sahte-alkolden-hayatini-kaybetti-644752h","title":"Billur Kalkavan'ın Kardeşi Rıza Kalkavan Sahte Alkolden...","shownUrl":"https://www.gazetepencere.com/magazin/billur-kalkavanin-kardesi-riza-kalkavan-sahte-alkolden-hayatini-kaybetti-644752h","rel":"nofollow"},{"sourceId":2,"url":"https://www.ekoltv.com.tr/gundem/unlu-is-insani-sahte-alkol-kurbani-oldu-riza-kalkavan-hayatini-kaybetti-31771h","title":"Ünlü İş İnsanı Sahte Alkol Kurbanı Oldu: Rıza 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