IssueTracker

Thanks for posting. We'll need additional information to troubleshoot your issue. If possible, please provide the following information:

1. The exact Geocoding API request that shows the issue. Please include the specific address you are using in the request.
2. The actual result you are getting
3. The result you are expecting.

<script type="text/javascript" src="https://maps.googleapis.com/maps/api/js?key={secretKey}&libraries=places&sensor=false&language=ru-RU&region=ua"></script>
1)
      geocoder.geocode({ address: 'улица Николая Кибальчича, 21, Киев' }, function(results, status) {
        console.log(results[0].address_components);
      });
2) result =>
  0: {long_name: "21", short_name: "21", types: Array(1)}
  1: {long_name: "вулиця Миколи Кибальчича", short_name: "вулиця Миколи Кибальчича", types: Array(1)}
  2: {long_name: "Дніпровський район", short_name: "Дніпровський район", types: Array(3)}
  3: {long_name: "Київ", short_name: "Київ", types: Array(2)}
  4: {long_name: "місто Київ", short_name: "місто Київ", types: Array(2)}
  5: {long_name: "Украина", short_name: "UA", types: Array(2)}
  6: {long_name: "02000", short_name: "02000", types: Array(1)}

2) result =>
  0: {long_name: "21", short_name: "21", types: Array(1)}
  1: {long_name: "улица Николая Кибальчича", short_name: "вулиця Миколи Кибальчича", types: Array(1)}
  2: {long_name: "Днепровский район", short_name: "Днепровский район", types: Array(3)}
  3: {long_name: "Киев", short_name: "Киев", types: Array(2)}
  4: {long_name: "город Киев", short_name: "город Киев", types: Array(2)}
  5: {long_name: "Украина", short_name: "UA", types: Array(2)}
  6: {long_name: "02000", short_name: "02000", types: Array(1)}

another example. please see screenshot http://joxi.ru/Y2LYjO3i7WyBNA where autocomplete returns russian results but after select geocode returns http://joxi.ru/nAyxzD0sgd8Ep2

Thank you so much for the additional information. We're still looking into this issue further and we'll get back to you as soon as updates are made available.

Thank you so much for your patience. Upon checking this further, it appears that your issue is a duplicate of Feature Request https://issuetracker.google.com/35825381. Please star that FR to receive notifications as all publicly updates will be posted there. Also, please feel free to leave comments on the said feature request for additional information.