| Rank | City | Contry Code | Population | Urban Population : |
| 68 | Yangon | MYA | 4016000 | 4016000 |
| 86 | Yokohama | JAP | 3552300 | 3552300 |
| 265 | Yerevan | ARM | 1258000 | 1444500 |
| 280 | Yekaterinburg | RUS | 1260000 | 1389400 |
| 292 | Yaoundé | CMR | 1122500 | 1356600 |
| 434 | Yichun | CHN | 153400 | 958800 |
| 492 | Yogyakarta | IDN | 417900 | 840400 |
| 580 | Yingkou | CHN | 609700 | 721700 |
| 638 | Yangquan | CHN | 379900 | 640200 |
| 649 | Yinchuan | CHN | 247500 | 630900 |
| 664 | Yichang | CHN | 483800 | 613400 |
| 667 | Yaroslavl | RUS | 611300 | 611300 |
| 671 | Youngstown | USA | 82400 | 609400 |
| 740 | Yangzhou | CHN | 342200 | 551600 |
| 764 | Yanji | CHN | 248400 | 530900 |
| 821 | Yangjiang | CHN | 300200 | 500000 |
| 850 | Yantai | CHN | 408100 | 476300 |
| 859 | Yokosuka | JAP | 464200 | 464200 |
| 1009 | Yazd | IRA | 359800 | 359800 |
| 1245 | Yueyang | CHN | 279400 | 279400 |
| 1247 | Yancheng | CHN | 278900 | 278900 |
| 1327 | Yingcheng | CHN | 260000 | 260000 |
| 1352 | Yamagata | JAP | 253900 | 253900 |
| 1377 | Yoshkar-Ola | RUS | 248600 | 248600 |
| 1396 | Yibin | CHN | 243900 | 243900 |
| 1507 | Yungho | TAI | 225700 | 225700 |
| 1510 | Yuci | CHN | 225200 | 225200 |
| 1543 | Yining | CHN | 220500 | 220500 |
| 1558 | Yiyang | CHN | 217900 | 217900 |
| 1594 | Yungkang | TAI | 212400 | 212400 |
| 1693 | Yeosu | KRS | 200200 | 200200 |
| 1708 | Yonkers | USA | 198400 | 198400 |
| 1725 | Yamoussoukro | IVC | 195500 | 195500 |
| 1759 | Yakutsk | RUS | 192500 | 192500 |
| 1787 | Yuncheng | CHN | 188800 | 188800 |
| 1865 | Yizheng | CHN | 180100 | 180100 |
| 1875 | Yuzhno-Sahalinsk | RUS | 179500 | 179500 |
| 1972 | Yulin | CHN | 168700 | 168700 |
| 2029 | Yuhong | CHN | 163400 | 163400 |
| 2095 | Yichun | CHN | 157000 | 157000 |
| 2102 | Yanbu | SAU | 156600 | 156600 |
| 2187 | Yuanlong | CHN | 150100 | 150100 |
| 2284 | Yushan | CHN | 143300 | 143300 |
| 2330 | Yangmei | TAI | 140500 | 140500 |
| 2363 | Yongan | CHN | 137500 | 137500 |
| 2411 | Yafran | LIB | 134700 | 134700 |
| 2420 | Yakeshi | CHN | 134100 | 134100 |
| 2518 | Yuanlin | TAI | 127700 | 127700 |
| 2528 | Yushu | CHN | 127200 | 127200 |
| 2549 | York | UK | 126200 | 126200 |
| 2675 | Yidu | CHN | 120100 | 120100 |
| 2684 | Yelets | RUS | 119800 | 119800 |
| 2699 | Yanan | CHN | 118700 | 118700 |
| 2858 | Yingzhong | CHN | 111800 | 111800 |
| 2884 | Yushan | CHN | 110500 | 110500 |
| 2908 | Yaan | CHN | 109700 | 109700 |
| 2962 | Yevpatoriya | UKR | 107600 | 107600 |
| 2998 | Yuyao | CHN | 106200 | 106200 |
| 3103 | Yunyang | CHN | 102400 | 102400 |
| 3164 | Yessentuki | RUS | 99700 | 99700 |
| 3185 | Yenangyaung | MYA | 98600 | 98600 |
| 3406 | Yuma | USA | 81900 | 81900 |
| 3509 | Yakima | USA | 73700 | 73700 |
| 3653 | Yorba Linda, | USA | 60700 | 60700 |
| 3962 | Yeovil | UK | 41200 | 41200 |
| 3968 | York | USA | 41000 | 41000 |
| 4189 | Yauco | PRI | 20000 | 20000 |
| 4208 | Yellowknife | CAN | 16700 | 16700 |