diff --git a/backend/schemas.py b/backend/schemas.py
index 29f790f..754d4f6 100644
--- a/backend/schemas.py
+++ b/backend/schemas.py
@@ -287,8 +287,8 @@ class PerformanceNicknameRead(PerformanceNicknameBase):
 
 # --- Report Schemas ---
 class ReportBase(SQLModel):
-    target_type: str
-    target_id: int
+    entity_type: str
+    entity_id: int
     reason: str
 
 class ReportCreate(ReportBase):
diff --git a/frontend/components/moderation/report-dialog.tsx b/frontend/components/moderation/report-dialog.tsx
new file mode 100644
index 0000000..0d7ba6b
--- /dev/null
+++ b/frontend/components/moderation/report-dialog.tsx
@@ -0,0 +1,121 @@
+"use client"
+
+import { useState } from "react"
+import {
+    Dialog,
+    DialogContent,
+    DialogDescription,
+    DialogFooter,
+    DialogHeader,
+    DialogTitle,
+    DialogTrigger,
+} from "@/components/ui/dialog"
+import { Button } from "@/components/ui/button"
+import { Label } from "@/components/ui/label"
+import { RadioGroup, RadioGroupItem } from "@/components/ui/radio-group"
+import { Flag } from "lucide-react"
+import { getApiUrl } from "@/lib/api-config"
+import { Textarea } from "@/components/ui/textarea"
+
+interface ReportDialogProps {
+    entityType: "comment" | "review" | "nickname"
+    entityId: number
+    trigger?: React.ReactNode
+}
+
+export function ReportDialog({ entityType, entityId, trigger }: ReportDialogProps) {
+    const [open, setOpen] = useState(false)
+    const [reason, setReason] = useState("spam")
+    const [details, setDetails] = useState("")
+    const [loading, setLoading] = useState(false)
+
+    const handleSubmit = async () => {
+        const token = localStorage.getItem("token")
+        if (!token) return
+
+        setLoading(true)
+        try {
+            const res = await fetch(`${getApiUrl()}/moderation/reports`, {
+                method: "POST",
+                headers: {
+                    "Content-Type": "application/json",
+                    Authorization: `Bearer ${token}`
+                },
+                body: JSON.stringify({
+                    entity_type: entityType,
+                    entity_id: entityId,
+                    reason: reason,
+                    details: details // Schema might not have details yet, check backend
+                })
+            })
+
+            if (res.ok) {
+                setOpen(false)
+                alert("Report submitted. Thank you for helping keep the community safe.")
+            } else {
+                alert("Failed to submit report.")
+            }
+        } catch (error) {
+            console.error(error)
+        } finally {
+            setLoading(false)
+        }
+    }
+
+    return (
+        <Dialog open={open} onOpenChange={setOpen}>
+            <DialogTrigger asChild>
+                {trigger || (
+                    <Button variant="ghost" size="sm" className="h-6 w-6 p-0 text-muted-foreground hover:text-red-500">
+                        <Flag className="h-3 w-3" />
+                        <span className="sr-only">Report</span>
+                    </Button>
+                )}
+            </DialogTrigger>
+            <DialogContent>
+                <DialogHeader>
+                    <DialogTitle>Report Content</DialogTitle>
+                    <DialogDescription>
+                        Help us understand what's wrong with this content.
+                    </DialogDescription>
+                </DialogHeader>
+
+                <div className="grid gap-4 py-4">
+                    <RadioGroup value={reason} onValueChange={setReason} className="gap-3">
+                        <div className="flex items-center space-x-2">
+                            <RadioGroupItem value="spam" id="spam" />
+                            <Label htmlFor="spam">Spam or unwanted commercial content</Label>
+                        </div>
+                        <div className="flex items-center space-x-2">
+                            <RadioGroupItem value="harassment" id="harassment" />
+                            <Label htmlFor="harassment">Harassment or hate speech</Label>
+                        </div>
+                        <div className="flex items-center space-x-2">
+                            <RadioGroupItem value="spoiler" id="spoiler" />
+                            <Label htmlFor="spoiler">Spoiler or incorrect info</Label>
+                        </div>
+                        <div className="flex items-center space-x-2">
+                            <RadioGroupItem value="other" id="other" />
+                            <Label htmlFor="other">Other</Label>
+                        </div>
+                    </RadioGroup>
+
+                    {reason === "other" && (
+                        <Textarea
+                            placeholder="Please provide more details..."
+                            value={details}
+                            onChange={(e) => setDetails(e.target.value)}
+                        />
+                    )}
+                </div>
+
+                <DialogFooter>
+                    <Button variant="outline" onClick={() => setOpen(false)}>Cancel</Button>
+                    <Button variant="destructive" onClick={handleSubmit} disabled={loading}>
+                        {loading ? "Submitting..." : "Submit Report"}
+                    </Button>
+                </DialogFooter>
+            </DialogContent>
+        </Dialog>
+    )
+}
diff --git a/frontend/components/social/comment-section.tsx b/frontend/components/social/comment-section.tsx
index a8faeea..07babde 100644
--- a/frontend/components/social/comment-section.tsx
+++ b/frontend/components/social/comment-section.tsx
@@ -6,8 +6,9 @@ import { Textarea } from "@/components/ui/textarea"
 import { Card, CardContent } from "@/components/ui/card"
 import { formatDistanceToNow } from "date-fns"
 import { getApiUrl } from "@/lib/api-config"
-import { MessageCircle, CornerDownRight, Heart } from "lucide-react"
+import { MessageCircle, CornerDownRight, Heart, Flag } from "lucide-react"
 import { cn } from "@/lib/utils"
+import { ReportDialog } from "@/components/moderation/report-dialog"
 
 interface Comment {
     id: number
@@ -186,6 +187,16 @@ function CommentItem({ comment, getReplies, onReply }: {
                             <Heart className="h-3 w-3" />
                             Like
                         </Button>
+                        <ReportDialog
+                            entityType="comment"
+                            entityId={comment.id}
+                            trigger={
+                                <Button variant="ghost" size="sm" className="h-6 px-2 text-xs text-muted-foreground gap-1 hover:text-red-500">
+                                    <Flag className="h-3 w-3" />
+                                    Report
+                                </Button>
+                            }
+                        />
                     </div>
 
                     {isReplying && (