Use BoundField .name on fields

rest_framework/templates/rest_framework/fields/attrs.html

-name="{{ field.field_name }}" {% if field.style.placeholder %}placeholder="{{ field.style.placeholder }}"{% endif %} {% if field.style.rows %}rows="{{ field.style.rows }}"{% endif %}
+name="{{ field.name }}" {% if field.style.placeholder %}placeholder="{{ field.style.placeholder }}"{% endif %} {% if field.style.rows %}rows="{{ field.style.rows }}"{% endif %}

rest_framework/templates/rest_framework/fields/horizontal/checkbox.html

@@ -2,7 +2,7 @@
     <div class="col-sm-offset-2 col-sm-10">
         <div class="checkbox">
             <label>
-                <input type="checkbox" name="{{ field.field_name }}" value="true" {% if field.value %}checked{% endif %}>
+                <input type="checkbox" name="{{ field.name }}" value="true" {% if field.value %}checked{% endif %}>
                 {% if field.label %}{{ field.label }}{% endif %}
             </label>
         </div>

rest_framework/templates/rest_framework/fields/horizontal/select.html

 <div class="form-group">
     {% include "rest_framework/fields/horizontal/label.html" %}
     <div class="col-sm-10">
-        <select class="form-control" name="{{ field.field_name }}">
+        <select class="form-control" name="{{ field.name }}">
             {% for key, text in field.choices.items %}
             <option value="{{ key }}" {% if key == field.value %}selected{% endif %}>{{ text }}</option>
             {% endfor %}

rest_framework/templates/rest_framework/fields/horizontal/select_checkbox.html

@@ -4,7 +4,7 @@
     {% if field.style.inline %}
         {% for key, text in field.choices.items %}
             <label class="checkbox-inline">
-                <input type="checkbox" name="{{ field.field_name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
+                <input type="checkbox" name="{{ field.name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
                 {{ text }}
             </label>
         {% endfor %}
@@ -12,7 +12,7 @@
         {% for key, text in field.choices.items %}
             <div class="checkbox">
                 <label>
-                    <input type="checkbox" name="{{ field.field_name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
+                    <input type="checkbox" name="{{ field.name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
                     {{ text }}
                 </label>
             </div>

rest_framework/templates/rest_framework/fields/horizontal/select_multiple.html

 <div class="form-group">
     {% include "rest_framework/fields/horizontal/label.html" %}
     <div class="col-sm-10">
-        <select multiple class="form-control" name="{{ field.field_name }}">
+        <select multiple class="form-control" name="{{ field.name }}">
             {% for key, text in field.choices.items %}
             <option value="{{ key }}" {% if key in field.value %}selected{% endif %}>{{ text }}</option>
             {% endfor %}

rest_framework/templates/rest_framework/fields/horizontal/select_radio.html

@@ -4,7 +4,7 @@
     {% if field.style.inline %}
         {% for key, text in field.choices.items %}
             <label class="radio-inline">
-                <input type="radio" name="{{ field.field_name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
+                <input type="radio" name="{{ field.name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
                 {{ text }}
             </label>
         {% endfor %}
@@ -12,7 +12,7 @@
         {% for key, text in field.choices.items %}
             <div class="radio">
                 <label>
-                    <input type="radio" name="{{ field.field_name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
+                    <input type="radio" name="{{ field.name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
                     {{ text }}
                 </label>
             </div>

rest_framework/templates/rest_framework/fields/inline/checkbox.html

 <div class="checkbox">
     <label>
-        <input type="checkbox" name="{{ field.field_name }}" value="true" {% if field.value %}checked{% endif %}>
+        <input type="checkbox" name="{{ field.name }}" value="true" {% if field.value %}checked{% endif %}>
         {% if field.label %}{{ field.label }}{% endif %}
     </label>
 </div>

rest_framework/templates/rest_framework/fields/inline/select.html

 <div class="form-group">
     {% include "rest_framework/fields/inline/label.html" %}
-    <select class="form-control" name="{{ field.field_name }}">
+    <select class="form-control" name="{{ field.name }}">
         {% for key, text in field.choices.items %}
         <option value="{{ key }}" {% if key == field.value %}selected{% endif %}>{{ text }}</option>
         {% endfor %}

rest_framework/templates/rest_framework/fields/inline/select_checkbox.html

@@ -3,7 +3,7 @@
     {% for key, text in field.choices.items %}
     <div class="checkbox">
         <label>
-            <input type="checkbox" name="{{ rest_framework/field.field_name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
+            <input type="checkbox" name="{{ rest_framework/field.name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
             {{ text }}
         </label>
     </div>

rest_framework/templates/rest_framework/fields/inline/select_multiple.html

 <div class="form-group">
     {% include "rest_framework/fields/inline/label.html" %}
-    <select multiple class="form-control" name="{{ field.field_name }}">
+    <select multiple class="form-control" name="{{ field.name }}">
         {% for key, text in field.choices.items %}
         <option value="{{ key }}" {% if key in field.value %}selected{% endif %}>{{ text }}</option>
         {% endfor %}

rest_framework/templates/rest_framework/fields/inline/select_radio.html

@@ -3,7 +3,7 @@
     {% for key, text in field.choices.items %}
         <div class="radio">
             <label>
-                <input type="radio" name="{{ field.field_name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
+                <input type="radio" name="{{ field.name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
                 {{ text }}
             </label>
         </div>

rest_framework/templates/rest_framework/fields/vertical/checkbox.html

 <div class="checkbox">
     <label>
-        <input type="checkbox" name="{{ field.field_name }}" value="true" {% if value %}checked{% endif %}>
+        <input type="checkbox" name="{{ field.name }}" value="true" {% if value %}checked{% endif %}>
         {% if field.label %}{{ field.label }}{% endif %}
     </label>
 </div>

rest_framework/templates/rest_framework/fields/vertical/select.html

 <div class="form-group">
     {% include "rest_framework/fields/vertical/label.html" %}
-    <select class="form-control" name="{{ field.field_name }}">
+    <select class="form-control" name="{{ field.name }}">
         {% for key, text in field.choices.items %}
         <option value="{{ key }}" {% if key == field.value %}selected{% endif %}>{{ text }}</option>
         {% endfor %}

rest_framework/templates/rest_framework/fields/vertical/select_checkbox.html

@@ -4,7 +4,7 @@
         <div>
         {% for key, text in field.choices.items %}
             <label class="checkbox-inline">
-                <input type="checkbox" name="{{ field.field_name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
+                <input type="checkbox" name="{{ field.name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
                 {{ text }}
             </label>
         {% endfor %}
@@ -13,7 +13,7 @@
         {% for key, text in field.choices.items %}
         <div class="checkbox">
             <label>
-                <input type="checkbox" name="{{ field.field_name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
+                <input type="checkbox" name="{{ field.name }}" value="{{ key }}" {% if key in field.value %}checked{% endif %}>
                 {{ text }}
             </label>
         </div>

rest_framework/templates/rest_framework/fields/vertical/select_multiple.html

 <div class="form-group">
     {% include "rest_framework/fields/vertical/label.html" %}
-    <select multiple class="form-control" name="{{ field.field_name }}">
+    <select multiple class="form-control" name="{{ field.name }}">
         {% for key, text in field.choices.items %}
         <option value="{{ key }}" {% if key in field.value %}selected{% endif %}>{{ text }}</option>
         {% endfor %}

rest_framework/templates/rest_framework/fields/vertical/select_radio.html

@@ -4,7 +4,7 @@
         <div>
         {% for key, text in field.choices.items %}
             <label class="radio-inline">
-                <input type="radio" name="{{ field.field_name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
+                <input type="radio" name="{{ field.name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
                 {{ text }}
             </label>
         {% endfor %}
@@ -13,7 +13,7 @@
         {% for key, text in field.choices.items %}
             <div class="radio">
                 <label>
-                    <input type="radio" name="{{ field.field_name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
+                    <input type="radio" name="{{ field.name }}" value="{{ key }}" {% if key == field.value %}checked{% endif %}>
                     {{ text }}
                 </label>
             </div>