Kerena kacha mma aha pụtara: Ifịk, Oké njọ, Enyịn, Enyi na enyi, Emesapụ aka. Nweta Kerena pụtara aha.
Tolar kacha mma aha nna pụtara: Oké njọ, Eru, Enyịn, Obodo, Kechioma. Nweta Tolar pụtara aha nna.
Kerena si malite aha mbụ. Variant of Karena. Nweta Kerena si malite aha mbụ.
Agakọta aha maka Kerena na mba dị iche iche na-asụ asụsụ: Aikaterine, Cătălina, Cadi, Cáit, Caitlín, Caitria, Caitrìona, Caitríona, Caja, Cajsa, Carin, Catalina, Catarina, Cateline, Caterina, Catharina, Catherine, Cathrin, Cathrine, Cátia, Catina, Cato, Catrin, Catrina, Catrine, Catriona, Ecaterina, Ekaterina, Ekaterine, Iina, Ina, Jekaterina, Käthe, Kadri, Kaia, Kai, Kaija, Kaisa, Kaja, Kaj, Kajsa, Kakalina, Kalena, Karen, Kari, Karin, Kasia, Kata, Katalin, Katalinka, Katarína, Katariina, Katarin, Katarina, Katarine, Katarzyna, Kate, Katelijn, Katelijne, Katell, Kateri, Katerina, Kateřina, Kateryna, Katharina, Katharine, Katherina, Kathrin, Kathrine, Kati, Katica, Katina, Katka, Kató, Katrė, Katri, Katrien, Katrín, Katriina, Katrijn, Katrin, Katrina, Katrine, Katsiaryna, Kattalin, Kitti, Kotryna, Riina, Rina, Rini, Riny, Ríona, Tina, Triinu, Trijntje, Trine, Yekaterina. Nweta Kerena na ndị ọzọ asụsụ.
Kasị nkịtị aha na aha ikpeazụ Tolar: Tommie, Chris, Margene, Kendrick, Ursula, Úrsula, Uršula. Nweta Aha na-aga na Tolar.
Ndakọrịta nke Kerena na Tolar bụ 81%. Nweta Ndakọrịta nke Kerena na Tolar.