| Tuvinians | Derenko et al., 2010 | 231 | 36 | 15.58 |
| Tuvinians | Derenko et al., 2007 | 105 | 16 | 15.24 |
| Udegeys | Derenko et al., 2010 | 46 | 0 | 0 |
| Udmurts | Derenko et al., 2010 | 189 | 24 | 12.70 |
| Uighur | Comas et al., 2004 | 16 | 7 | 43.75 |
| Uighurs | Derenko et al., 2010 | 177 | 24 | 13.56 |
| Uighurs, China | Derenko et al., 2010 | 47 | 5 | 10.64 |
| Ukraine | Mielnik-Sikorska et al., 2013 | 159 | 0 | 0 |
| Ulchi | Derenko et al., 2010 | 87 | 19 | 21.84 |
| Upper Anadyr (Chuvantsi) | Volodko et al., 2008 | 32 | 3 | 9.38 |
| Upper Kolyma (Yukaghirs) | Volodko et al., 2008 | 18 | 4 | 22 |
| Uygur | Yao et al., 2004 | 47 | 5 | 11 |
| Uzbek | Comas et al., 2004 | 20 | 1 | 5 |
| Uzbek | Yao et al., 2004 | 58 | 5 | 9 |
| Uzbek | Quintana-Murci et al., 2004 | 42 | 4 | 10 |
| Uzbekistan | Irwin et al., 2010 | 328 | 36 | 11 |
| Uzbeks | Derenko et al., 2010 | 130 | 18 | 14 |
| Va | Liu et al., 2011 | 36 | 9 | 25 |
| West Evenks | Derenko et al., 2010 | 73 | 22 | 30 |
| West Evenks | Derenko et al., 2007 | 73 | 22 | 30 |
| Yakuts | Derenko et al., 2010 | 254 | 15 | 6 |
| Yakuts | Derenko et al., 2007 | 36 | 8 | 22 |
| Yao | Liu et al., 2011 | 40 | 6 | 15 |
| Yi | Liu et al., 2011 | 20 | 0 | 0 |
| Yugdon | Grosheva et al., 2014 | 58 | 6 | 10 |
| Yukaghirs | Derenko et al., 2010 | 100 | 19 | 19 |
| Yukaghirs | Gubina et al., 2013 | 66 | 8 | 12 |
| Zhulang | Liu et al., 2011 | 83 | 5 | 6 |