diff --git a/src/components/form-group/README.md b/src/components/form-group/README.md
index 5f6365c7625..c97bd136d32 100644
--- a/src/components/form-group/README.md
+++ b/src/components/form-group/README.md
@@ -110,14 +110,11 @@ of the width of the rendered row (handy if you have custom Bootstrap with an odd
 <!-- b-form-group-horizontal.vue -->
 ```
 
-**Deprecation warning:** The props `horizontal` and `breakpoint` have been deprecated in favour of
-using the `label-cols` and `label-cols-{breakpoint}` props.
-
 ### Label size
 
 You can control the label text size match the size of your form input(s) via the optional
 `label-size` prop. Values can be `'sm'` or `'lg'` for small or large label, respectively. Sizes work
-for both `horizontal` and non-horizontal form groups.
+for both horizontal and non-horizontal form groups.
 
 ```html
 <div>
diff --git a/src/components/form-group/form-group.js b/src/components/form-group/form-group.js
index a14f550ff76..58d6fce2143 100644
--- a/src/components/form-group/form-group.js
+++ b/src/components/form-group/form-group.js
@@ -1,7 +1,6 @@
 // Utils
 import memoize from '../../utils/memoize'
 import upperFirst from '../../utils/upper-first'
-import warn from '../../utils/warn'
 import { arrayIncludes } from '../../utils/array'
 import { getBreakpointsUpCached } from '../../utils/config'
 import { select, selectAll, isVisible, setAttr, removeAttr, getAttr } from '../../utils/dom'
@@ -25,9 +24,6 @@ const NAME = 'BFormGroup'
 // Selector for finding first input in the form-group
 const SELECTOR = 'input:not([disabled]),textarea:not([disabled]),select:not([disabled])'
 
-const DEPRECATED_MSG =
-  'Props "horizontal" and "breakpoint" are deprecated. Use "label-cols(-{breakpoint})" props instead.'
-
 // Render helper functions (here rather than polluting the instance with more methods)
 const renderInvalidFeedback = (h, ctx) => {
   const content = ctx.normalizeSlot('invalid-feedback') || ctx.invalidFeedback
@@ -235,18 +231,6 @@ const generateProps = () => {
     disabled: {
       type: Boolean,
       default: false
-    },
-    horizontal: {
-      // Deprecated
-      type: Boolean,
-      default: false,
-      deprecated: DEPRECATED_MSG
-    },
-    breakpoint: {
-      // Deprecated (ignored if horizontal is not true)
-      type: String,
-      default: null, // legacy value 'sm',
-      deprecated: DEPRECATED_MSG
     }
   }
 }
@@ -268,18 +252,6 @@ export const BFormGroup = {
   computed: {
     labelColProps() {
       const props = {}
-      /* istanbul ignore next: deprecated */
-      if (this.horizontal) {
-        // Deprecated setting of horizontal/breakpoint props
-        /* istanbul ignore next */
-        warn(`b-form-group: ${DEPRECATED_MSG}`)
-        // Legacy default is breakpoint sm and cols 3
-        const bp = this.breakpoint || getBreakpointsUpCached()[1] // 'sm'
-        const cols = parseInt(this.labelCols, 10) || 3
-        props[bp] = cols > 0 ? cols : 3
-        // We then return the single breakpoint prop for legacy compatibility
-        return props
-      }
       getBreakpointsUpCached().forEach(breakpoint => {
         // Grab the value if the label column breakpoint prop
         let propVal = this[makePropName(breakpoint, 'labelCols')]