| SURNAME | RECORDS | SOUNDEX |
| XABIL | | X140 |
| XABIN | | X150 |
| XADART | | X363 |
| XAEMA | | X500 |
| XAITAS | | X320 |
| XAIZ | | X200 |
| XALABARDIER | | X416 |
| XALSAMIS | | X425 |
| XAMAN | | X550 |
| XAMENA | | X550 |
| XAMENA ANDREU | | X555 |
| XAMENA BIBILONI | | X551 |
| XAMENA ROSELLO | | X556 |
| XAMENA SIMONET | | X552 |
| XAMENO BIBOLONI | | X551 |
| XAMERANO | | X565 |
| XAMIN | | X550 |
| XAMMAR | | X560 |
| XAMMAR DE BARTIS | | X563 |
| XAMO | | X500 |
| XAN PURSIJEN | | X516 |
| XANDER | | X536 |
| XANDRE | | X536 |
| XANIER | | X560 |
| XANSA | | X520 |
| XANTHAKIS | | X532 |
| XANTHES | | X532 |
| XANTHOPOULE | | X531 |
| XANTHOPOULOS | | X531 |
| XAO | | X000 |
| XAPUTO | | X130 |
| XARAN | | X650 |
| XARANZA | | X652 |
| XARBA | | X610 |
| XARDEZ | | X632 |
| XARGAG | | X622 |
| XARGAYO | | X620 |
| XARRIE | | X600 |
| XARRIE CORNAS | | X626 |
| XARRIE VENTURA | | X615 |
| XARRIER | | X660 |
| XAUBET TORRENT | | X136 |
| XAUBRE ALGNE | | X164 |
| XAUS | | X200 |
| XAUSA | | X200 |
| XAVATTARO | | X136 |
| XAVER | | X160 |
| XAVER HAIDER | | X163 |
| XAVER HUBER | | X161 |
| XAVEV | | X110 |
| XAVIED | | X130 |
| XAVIER | | X160 |
| XAVIER BALCINHA | | X161 |
| XAVIER BRITTO' | | X161 |
| XAVIER DE ARAUJO FILHO | | X163 |
| XAVIER DE BARROS | | X163 |
| XAVIER DE FRAITAS | | X163 |
| XAVIER DE FREITAS | | X163 |
| XAVIER DIAS | | X163 |
| XAVIER MOUTINHO | | X165 |
| XAVIERO | | X160 |
| XAVIVI | | X110 |
| XCALI | | X400 |
| XCASTRO | | X236 |
| XCASTRO IGLESIAS | | X236 |
| XCECONDINI | | X253 |
| XDE CANALE | | X325 |
| XECONDI | | X253 |
| XECONTI | | X253 |
| XEFTERIS | | X136 |
| XELAL | | X440 |
| XELFO | | X410 |
| XELSEN | | X425 |
| XENAKIS | | X522 |
| XENOGIANOPUOLOS | | X525 |
| XENONS | | X552 |
| XENOPHOL | | X514 |
| XENOPHON | | X515 |
| XENOS | | X520 |
| XEOTTA | | X300 |
| XERAN | | X650 |
| XERGAY | | X620 |
| XERRI | | X600 |
| XERRIE | | X600 |
| XERSTENPDAD | | X623 |
| XETROPHON | | X361 |
| XFARES | | X162 |
| XHAFER | | X160 |
| XHAGARUA | | X260 |
| XHAMBAZI | | X512 |
| XHANGO | | X520 |
| XHARDEZ | | X632 |
| XHAUFLAIR | | X146 |
| XHAUFLIR | | X146 |
| XHEFER | | X160 |
| XHELAL | | X440 |
| XHELILI | | X440 |
| XHELO | | X400 |
| XHEMAL | | X540 |
| XHEMALI | | X540 |
| XHEMOIR | | X560 |
| XHENHIR | | X560 |
| XHEVAHIR | | X160 |
| XHEVAIR | | X160 |
| XHEZAR | | X260 |
| XHOGAXHI | | X220 |
| XHOLLO | | X400 |
| XHOZAR | | X260 |
| XHULI MITI | | X453 |
| XHUPA | | X100 |
| XHUVI | | X100 |
| XHYMEKT | | X523 |
| XIBERRAS | | X162 |
| XIBIXEL MARIÑO | | X124 |
| XICART | | X263 |
| XICATO | | X230 |
| XICCATO | | X230 |
| XICH | | X200 |
| XICOLA | | X240 |
| XICOTA | | X230 |
| XICOTE | | X230 |
| XICOTE VALLS | | X231 |
| XICOVICH | | X212 |
| XICOVICH SALINAS | | X212 |
| XIDIANAKIS | | X352 |
| XIEZOPOLSKI | | X214 |
| XIFRE | | X160 |
| XIFREDO | | X163 |
| XIGOY | | X200 |
| XIGUES | | X220 |
| XILAS | | X420 |
| XILLES | | X420 |
| XILLOVICH | | X412 |
| XILOUDO | | X430 |
| XILOVICH | | X412 |
| XIMENES | | X552 |
| XIMENES DE CASAS | | X552 |
| XIMENES PORTAS | | X552 |
| XIMENEY | | X550 |
| XIMENEZ | | X552 |
| XIMENEZ DE SANDOVAL Y RODRIGUEZ | | X552 |
| XIMENEZ FOLGUERA | | X552 |
| XIMENEZ FORRELLO | | X552 |
| XIMENEZ GUERRERO | | X552 |
| XIMENEZ ROMAGOSA | | X552 |
| XIMENI | | X550 |
| XIMENIS | | X552 |
| XIMENO | | X550 |
| XIMENS | | X552 |
| XIMINEZ | | X552 |
| XIMOS | | X520 |
| XINA | | X500 |
| XINARIOS | | X562 |
| XINAS | | X520 |
| XINELIS | | X542 |
| XINEVEZ | | X512 |
| XINGIS BAS | | X522 |
| XINGSTON | | X523 |
| XINIDIS | | X532 |
| XINTARIS | | X536 |
| XINTAROS | | X536 |
| XIONJCHEVICI | | X521 |
| XIPA | | X100 |
| XIPOLITAKIS | | X143 |
| XIPOLITAS | | X143 |
| XIPRE | | X160 |
| XIPRI | | X160 |
| XIQUES | | X220 |
| XIRAS PAZOS | | X621 |
| XIRAU | | X600 |
| XIRGU | | X620 |
| XIRIANAKIS | | X652 |
| XIRIBET SERRA | | X613 |
| XIRO | | X600 |
| XIROUCHAKIS | | X622 |
| XISTO | | X230 |
| XIURO | | X600 |
| XIVILIA | | X140 |
| XIVITZ | | X132 |
| XLAIFER | | X416 |
| XLANSEEK | | X452 |
| XLATAN | | X435 |
| XLICIENE | | X425 |
| XMAR PERETTI | | X561 |
| XMENIS GARCIA | | X552 |
| XOB | | X100 |
| XOBEN | | X150 |
| XOCIATO | | X230 |
| XODO | | X300 |
| XOFRE | | X160 |
| XOHEL | | X400 |
| XONDES | | X532 |
| XONDIS | | X532 |
| XONPKA | | X512 |
| XOPES | | X120 |
| XORGAJ LOVERAS | | X622 |
| XORGAJ MIRABET | | X622 |
| XORGAN MIRABET | | X625 |
| XORIOS | | X620 |
| XOTIG | | X320 |
| XOTTA | | X300 |
| XOUDIS | | X320 |
| XOUNDIS | | X532 |
| XOURI | | X600 |
| XOVIAN BAUDE | | X151 |
| XOY | | X000 |
| XRASTE | | X623 |
| XRETOS | | X632 |
| XTCHERO | | X326 |
| XTHANAS | | X352 |
| XUALIG | | X420 |
| XUBER | | X160 |
| XUDIERA | | X360 |
| XUELA | | X400 |
| XUELI | | X400 |
| XUFRE | | X160 |
| XUGER | | X260 |
| XUIREB | | X610 |
| XULLA | | X400 |
| XUNADIL | | X534 |
| XURIA ALVAREZ | | X641 |
| XUZMA | | X250 |
| XVLAS | | X142 |
| XWASIVK | | X212 |
| XX | | X000 |
| XYDEAS | | X320 |
| XYPOLITAKIS | | X143 |
| XZAUSA | | X200 |
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